The object is known as a projectile, and its course is known as its trajectory.
What is a projectile?A projectile is an object that moves freely under the effects of gravity and air resistance after being pushed by an external force. Although projectiles are any items in motion across space, they are most typically found in warfare and sports.
The curving route that an object takes when thrown is known as projectile motion.
Learn more about projectiles here:
https://brainly.com/question/24216590
#SPJ1
PLEASE HELP!!!!! thx
Answer:
I thick it's ccc not for sure
Suppose a number of planets all have the same mass but different sizes and temperatures. Which planets is most likely to retain a thick atmosphere?
A planet with the same mass but different sizes and temperatures that is most likely to retain a thick atmosphere would be one with a larger size and lower temperature.
This is because a larger size indicates a stronger gravitational pull, which helps retain atmospheric gases. Additionally, lower temperatures prevent gas particles from moving too fast and escaping the planet's gravitational pull.
Firstly, a larger planet has a stronger gravitational pull, which allows it to hold on to its atmosphere more effectively.
This is because the gravitational pull of a planet is proportional to its mass and radius. Therefore, a planet with a larger size will have a stronger gravitational pull, which can hold onto atmospheric gases better.
Secondly, lower temperatures prevent atmospheric gases from escaping the planet's gravitational pull. When gas particles have high temperatures, they move at a faster speed, which increases their kinetic energy.
This means that they are more likely to overcome the planet's gravitational pull and escape into space. On the other hand, if the temperature is low, gas particles move slower, which reduces their kinetic energy and makes them less likely to escape.
To learn more about space, refer below:
https://brainly.com/question/16588531
#SPJ11
How do you find the molar mass of an unknown compound?.
The molar mass of a compound can be found by adding the molar masses of all of the atoms in the compound.
The molar mass of an atom can be found on the periodic table by looking at the atomic mass listed for that element.
For example, to find the molar mass of water (H2O), we would add the molar masses of two hydrogen atoms (2 x 1.01 g/mol) and one oxygen atom (16.00 g/mol) to get a total molar mass of 18.02 g/mol.
Another way is by finding the molecular formula of the compound, it can be done by analyzing the compound's chemical and physical properties and then using the mass spectrometer to determine the molecular weight.
In conclusion, the molar mass of a compound can be found by adding the molar masses of the atoms in the compound using the atomic masses listed on the periodic table, or by determining the molecular formula of the compound and using a mass spectrometer to find the molecular weight.
Learn more about molar mass at
https://brainly.com/question/12127540
#SPJ4
About how long does light take to cross the milky way galaxy?.
Answer:
100,000 to 200,000 years to cross the milky way.
Explanation:
Rods and cones are the two types of photoreceptors in the eye. Imagine that an evil supervillain has the power to damage either only the rods in your eye or the cones in your eye, so that you would lose the functionality of one type of photoreceptor but retain the other.
1. How would your vision change if rods were selectively damaged by this supervillain?
2. How would it change if cones were damaged instead?
3. Which would you choose to keep—rods or cones—and why?
4. Would this choice change if you were a nonhuman animal?
If the rods in your eye were selectively damaged by the supervillain, you would experience reduced vision in dim light and an inability to see color. This is because rods are responsible for vision in low light and do not detect color, while cones are responsible for color vision and work best in bright light.
If the cones in your eye were damaged instead, you would experience reduced color vision and an inability to see clearly in bright light. This is because cones are responsible for color vision and work best in bright light, while rods are responsible for vision in low light and do not detect color.
It really depends on the individual and their needs. If you are a person who spends a lot of time in low light, you may want to keep the rods intact so that you can still see in dim light. On the other hand, if you are someone who needs to distinguish between colors, you may want to keep the cones intact so that you can still see colors.
Yes, this choice would change if you were a nonhuman animal, since different species have different levels of light vision and color vision. For example, some animals, such as cats, have sharper vision in low light, while others, such as birds, have sharper color vision. Depending on the species and the needs of the animal, they may want to keep either rods or cones intact.
Which statements describe vectors? Check all that apply. -Vectors have magnitude only. -Vectors have direction only. -Vectors have both magnitude and direction. -Vectors are drawn using a curved line. -Vectors are drawn using an arrow.
Answer:
Vectors have both magnitude and direction
Explanation:
Vectors show how strong the force in because the bigger the arrow, the stronger the force. Also, it obviously shows direction because its an arrow.
Vectors have magnitude and direction while scalars have only magnitude. Vectors are shown using an arrow above the symbol of the quantity and are often printed in bold face.
In Physics, we generally recognize two categories of quantities; vector quantities and scalar quantities.
Vector quantities have both magnitude and direction. It is normal to print vectors in bold face, with an arrow written above the symbol of the quantity. The arrow points in the direction of the vector.
The following are true regarding vectors;
Vectors have both magnitude and directionVectors are using an arrow.Learn more: https://brainly.com/question/13322477
Which statement compares the attractive forces that hold particles together?
A. Covalent bonding and Van der Waals forces join separate
molecules together, while ionic and hydrogen bonding produce
compounds.
B. Covalent and hydrogen bonding produce compounds, while ionic
bonding and Van der Waals forces join separate molecules
together.
C. lonic and covalent bonding produce compounds, while hydrogen
bonding and Van der Waals forces join separate molecules
together.
D. Ionic and covalent bonding join separate molecules together, while
hydrogen bonding and Van der Waals forces produce compounds.
Answer:
Ionic and covalent bonding produce compounds, while hydrogen bonding and Van der Waals forces join separate molecules together.
Ur welcome:)
Answer:
C) lonic and covalent bonding produce compounds, while hydrogen bonding and Van der Waals forces join separate molecules together.
Explanation:
Doubling the distance between you and a source of radiation decreases your exposure by:
Given what we know, we can confirm that doubling the distance between you and a source of radiation decreases your exposure by 75%.
How is distance related to radiation exposure?As expected, increasing the distance from the source of the radiation will reduce its negative effects. Counter-intuitively however, doubling the distance does not reduce by half, but rather reduces its effects by 3/4th.This is due to the fact that the radiation effects from the source are inversely proportional to the square of the distance. This causes the changes to be far greater than expected.Therefore, given that the radiation is proportional to the square of the distance, instead of being of a more direct relation, we can confirm that when doubling the distance between yourself and the source of the radiation, you can reduce its effects by 3/4 or 75%.
To learn more about radiation visit:
https://brainly.com/question/9815840?referrer=searchResults
Determine the work done by 2. 00 kg of water when it is all boiled to steam at 100 ∘c. Assume a constant pressure of 1. 00 atm.
The work done by the water at the constant pressure is \(-4.52 \times 10^6 \ J\).
Heat required to boil the waterThe heat required to boil the water is calculated as follows;
\(Q = mL_v\\\\\)
where;
\(L_v\) is the heat of vaporization of water = 22.6 x 10⁵ J/kgm is mass of water\(Q = 2 \times 22.6 \times 10^5\\\\Q = 4.52 \times 10^6 \ J\)
Work done by the waterThe work done by the water at the constant pressure is equal to the heat gained by the water.
\(W = - \Delta H\\\\W = -4.52 \times 10^6 \ J\).
Learn more about first law of thermodynamics here: https://brainly.com/question/2965070
Two lasers, one red (with wavelength 633.0 nmnm) and the other green (with wavelength 532.0 nmnm), are mounted behind a 0.150-mmmm slit. On the other side of the slit is a white screen. When the red laser is turned on, it creates a diffraction pattern on the screen.
(a) The screen is 3.20m from the split.
(b) The closest minima for green, distance Δy = 0.45 cm.
When a wave hits a barrier or opening, numerous events are referred to as diffraction. It is described as the interference or bending of waves via an aperture or around the corners of an obstruction into the area that forms the geometric shadow of the obstruction or aperture.
(a)Equation of minima = sinθ = mλ/α
Given, m = 3, λ = 6.33X10⁻⁷, α = 0.00015
Putting the values in formula to get θ.
θ = sin⁻¹ ( \(\frac{3 X 6.33X10^{-7} }{0.00015}\) ) = 0.01266 rad
triangle need to be drawn to find relationship between θ, y$ and L
tan(θ) = y/L where; y = 4.05 cm
L = y/tan(θ) = 3.20
Hence, the screen is 3.20m from the split.
(b) Find the closest minima for green
minima equation is sinθ = mλ/α where, m = 4 (minima with smallest distance)
sinθ = 4λ/α
θ = sin⁻¹ (\(\frac{4X6.33X10^{-7} }{0.00015}\)) = 0.01688 rad
Calculate L using
tanθ = y/L
L = 4.5 cm
From equation subtract y₃ from y:
4.50 cm - 4.05 cm = 0.45 cm
Hence, distance Δy = 0.45 cm.
Learn more about the Diffraction with the help of the given link:
https://brainly.com/question/12290582
#SPJ4
I understand that the question you are looking for is "Two lasers, one red (with wavelength 633.0 nm) and the other green (with wavelength 532.0 nm), are mounted behind a 0.150-mm slit. On the ot
Question
Two lasers, one red (with wavelength 633.0 nm) and the other green (with wavelength 532.0 nm), are mounted behind a 0.150-mm slit. On the other side of the slit is a white screen. When the red laser is turned on, it creates a diffraction pattern on the screen.
a. The distance y3,red from the center of the pattern to the location of the third diffraction minimum of the red laser is 4.05 cm. How far L is the screen from the slit? Express this distance L in meters to three significant figures.
b. With both lasers turned on, the screen shows two overlapping diffraction patterns. The central maxima of the two patterns are at the same position. What is the distance Δy between the third minimum in the diffraction pattern of the red laser (from Part A) and the nearest minimum in the diffraction pattern of the green laser?
Identify the functions of Respiratory and Circulatory Systems page 134
An illustration of a triangle. Two arrows labeled A and B go down the two sides of the triangle from the top of the triangle labeled gas. An arrow labeled C goes across the bottom from the point labeled liquid to the point labeled solid. Which changes of state do the labels represent? A: B: C:
The labels A and B in the triangle's supplied picture stand for the transitions from a gas to a liquid and a gas to a solid, respectively.
Arrow A, which descends one side of the triangle from the top labelled "gas," symbolises condensation, the transformation of a gas into a liquid.
When a gas loses energy and changes into a liquid state, condensation takes place.
The transition from a gas to a solid is shown by arrow B, which also descends from the top and is labelled "gas" but is located on a different side of the triangle. Deposition is the term for this alteration. When a gas loses energy, it decomposes into a solid without changing to a liquid state, which is known as deposition.
Arrow C travels horizontally from the point designated "liquid" on the bottom of the triangle to the place designated "solid." This illustrates freezing, the transition from a liquid to a solid state. When a liquid loses energy, it freezes and changes from a liquid state to a solid state.
For more such question on condensation
https://brainly.com/question/29825431
#SPJ11
Consider an object of mass 2 kg resting on the floor. The coefficient of static friction between the object and the floor is us& What force must be applied on the object to move it?
The maximal static friction force (F) between surfaces in contact prior to motion starting is divided by the normal force (N) to determine the coefficient of static friction. Solving yields a value of 1.08 m/s2.
Find coefficient of static friction ?
The maximal static friction force (F) between surfaces in contact prior to motion starting is divided by the normal force (N) to determine the coefficient of static friction.
Static friction's highest value is F s = _s mg.
where _s is the static friction coefficient
50kg is the box's weight in meters.
Gravitational acceleration is equal to 9.81 m/s2.
F s = 0.5×50×9.81 =245 N
The object must be in motion because the applied force exceeds the static friction's maximum value, F s.
As a result, kinetic friction rather than static friction must be considered.
by the equilibrium state
ma = F k m g
where F = 250 N, k = kinetic friction coefficient = 0.4, and m = 50 Kg
a = box's acceleration
50a = 250-0.4×50×9.81
Solving yields a value of 1.08 m/s2.
To learn more about coefficient of static friction refer
https://brainly.com/question/22438157
#SPJ1
What is promising evidence of a habitat that might support life
on the planet Mars?
Detailed Answer please, will give thumb up rating definitely
A promising evidence of a habitat that might support life on the planet Mars is water.
There is evidence supporting the existence of liquid water on Mars from numerous sources. The finding of repeated black streaks on Martian slopes and the presence of hydrated minerals suggest the potential of seasonal or location-specific briny water flows. A necessary component of life as known is liquid water.
Additionally, Mars possesses underground ecosystems that could provide defence against radiation and severe surface conditions. Researchers have found evidence of ancient underground hydrothermal systems as well as beneath ice. These settings might offer consistent conditions for the development of microbial life. Methane gas has been found in the Martian atmosphere, along with variations over time, and this has led to questions regarding its origin. Both geological and biological processes can result in the production of methane.
Read more about Mars on:
https://brainly.com/question/28224926
#SPJ4
Please help will give brainleast
A surfacing whale in an aquarium produces water wave crests having an amplitude of 1.2 meters every 0.40 second. If the water wave travels at 4.5 meters per second, the wavelength of the wave is
The wavelength of the water wave having a amplitude of 1.2 meters every 0.4 seconds is 1.8 m .
What is wavelength?Wavelength is the total distance traveled by a wave in one cycle.
To calculate the wavelength of the wave, we use the formula connecting
speed, wavelength, and Period.
Formula:
v = λ/T........... Equation 1Where:
v = Velocity of the waveλ = WavelengthT = PeriodMake λ the subject of the equation
λ = vT............ Equation 2From the question,
Given:
v = 4.5 m/sT = 0.40 sSubstitute these values into equation 2
λ = (4.5×0.4)λ = 1.8 mHence, The wavelength of the water wave having a amplitude of 1.2 meters every 0.4 seconds is 1.8 m .
Learn more about wavelength here: https://brainly.com/question/10728818
#SPJ1
You are investigating the eruption history of a volcano. You find that the volcano has generated multiple lava flows that spread over large areas over the past 10,000 years. There is very little tephra. People in the nearby town remember the last eruption, when lava flows caused some forest fires. Based on this description, how would you classify the state of the volcano?
O Active Recently Erupting
O Active-Dormant
O Lurking
O Extinct
Based on the given information, the most appropriate classification for the state of the volcano would be "Active-Dormant."
The volcano's history of generating multiple lava flows over the past 10,000 years indicates that it has been active in the relatively recent past. The presence of lava flows that have spread over large areas suggests ongoing volcanic activity, although not necessarily in the immediate present.
Additionally, the mention of very little tephra (volcanic ash and fragments) indicates that the volcano is not currently experiencing explosive eruptions. Instead, it has been primarily characterized by effusive eruptions that produce lava flows.
The fact that people in the nearby town remember the last eruption, which caused some forest fires, further supports the classification of the volcano as active-dormant. While the volcano may not be actively erupting at the moment, the memory of the recent eruption and the potential for future volcanic activity suggests that it is still in a state of activity, albeit in a relatively dormant phase.
To know more about tephra, visit:
https://brainly.com/question/12549531
#SPJ11
A car is moving North at 65 miles per hour. A person is walking due East on a different road. Determine how fast the person is moving at the moment when the person is 50 miles West and 70 miles South of the car and the distance between the person and the car is increasing at a rate of 55 miles per hour.
The persοn is mοving at a speed οf 55 miles per hοur in the Sοuth directiοn when the persοn is 50 miles West and 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur.
How tο determine the speed of the persοn?Tο determine the speed at which the persοn is mοving, we can use the cοncept οf relative velοcity.
Let's cοnsider the hοrizοntal and vertical cοmpοnents separately:
Hοrizοntal Cοmpοnent:
The persοn is walking due East, which is perpendicular tο the Nοrth directiοn οf the car. Therefοre, the hοrizοntal cοmpοnent οf the persοn's velοcity dοes nοt affect the speed at which the persοn is mοving away frοm the car.
Vertical Cοmpοnent:
The persοn is 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur. This indicates that the persοn's vertical pοsitiοn is changing with time. Since the persοn is mοving in the Sοuth directiοn and the distance is increasing, the persοn's speed can be determined by the rate οf change οf the vertical distance.
Given that the distance is increasing at a rate οf 55 miles per hοur, the persοn's speed in the Sοuth directiοn is 55 miles per hοur.
Therefοre, the persοn is mοving at a speed οf 55 miles per hοur in the Sοuth directiοn when the persοn is 50 miles West and 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur.
Learn more about speed
https://brainly.com/question/17661499
#SPJ4
Describe your acceleration as you skate down your neighborhood sidewalk.
Answer: when you increase or decrease your speed.
Explanation:
Moving a skate at rest, you need to apply force in order to cause acceleration.
F = ma Where
F = force applied
m = mass of the skate
a = acceleration
The initial velocity u will be equal to zero and the skate will acceleration to a certain velocity.
as you skate down your neighborhood sidewalk, you will accelerate when you increase your speed. Because
Acceleration is the rate of change of velocity. That is,
Acceleration = change in velocity/ time.
And also, you will decelerate when you reduce the speed or velocity down your neighborhood sidewalk.
Chlorine is an atom found in group 7A, how many valence electrons does it
have?
17
7
5
3
15
8
(Help asap)
Answer:
7
Explanation:
Cl is halogen needed only one electron to fullfil
its orbit.
hope it will help you,pls follow.
Two forces one of 12N and another of 5N act on abody in such away that they makes an angel of 90 with each other, what is the resultant
Answer:
13 N
Explanation:
From the question,
If two forces act at right angle to each other, Their result force can be calculated using Pythagoras theorem.
R'² = R₁²+R₂²....................... Equation 1
Where R' = Resultant force, R₁ = First force, R₂ = Second force.
Given: R₁ = 12 N, R₂ = 5 N
Substitute these values into equation 1
R'² = 12²+5²
R'² = 144+25
R'² = 169
R' = \(\sqrt{169}\)
R' = 13 N.
Hence the resultant force is 13 N
How is blue colour made?
Answer:
In terms of the light spectrum, blue is a primary color, which means that it is one of the base colors that exist in the universe and it cannot be created by combining different colors together. The primary pigment colors are cyan, magenta, and yellow. Cyan absorbs red, yellow absorbs blue, and magenta absorbs green.
Explanation:
Hope this helped Mark BRAINLEST!!!
A vehicle travels a distance of 300km. It took the vehicle 6 hours to make the trip.
What is the speed of the vehicle?
Answer:
50 kmph
Explanation:
300 / 6 = 50
What are the 5 main interactions of light with matter?
In the actual world, there are five primary types of interactions between light and matter. These are emission, scattering, reflection, absorption, and transmission.
What is the interaction of light with solid?Maxwell's equations, which regard the solid as a continuum and result in its optical characteristics as a measure of the frequency of the electromagnetic energy: the complex dielectric constant, are used to explain the interaction of light with solids.
What happens as light and matter interact?As light enters a material, transmission happens. As light moves across a medium, it may do so without being distorted or dispersed by the medium. When light transmits its energy to matter instead of being reflected nor transmitted by it, this is known as absorption of light.
To know more about Interaction of light visit:
https://brainly.com/question/28457917
#SPJ4
A 25-W soldering iron runs on 110 V dc. What is its resistance?
a) 0.48 kohms
b) 4.4 ohms
c) 0.0020 ohms
d) 2.8 kohms
On 110 V dc, a 25-W soldering iron operates. R=484 denotes its resistance.
What does resistance mean in its simplest form?The Greek letter omega stands in for the ohm, a unit of resistance measurement. Georg Simon Ohm (1784–1854), a German physicist who investigated the connection between voltage, current, and resistance, is the name given to the unit of resistance.
We know that
V = P/I
Ohm's law, where P stands for power, V for external voltage, and I for internal current.
I = V/R
V = P(VR)
P=V²/R
The power is
P =25W
The potential being provided is
V = 110V
According to Ohm's law:
P = V²/R
R = V²/P
figuring out the resistance R's value as follows:
R = (110V)²/25W
R=484Ω
To know more about resistance visit:-
https://brainly.com/question/19582164
#SPJ1
24. Compare and contrast the 'Big Bang Theory' with the 'Creation Model for the origin of the
universe.
*** Be sure to include similarities and differences between the 2 theories and information on
how and why these theories have developed over time. Use the Ven diagram on the next
page to assist you.
An observatory records gamma rays and radio waves from the same galaxy. Which of the following claims best indicates the signal with a longer wavelength and predicts the length of time it takes for each type of signal to get to Earth? (A) Longer Wavelength Radio waves Time Taken to Get to Earth Gamma rays take longer. (c) D Longer Wavelength Radio waves Longer Wavelength Gamma rays Longer Wavelength Gamma rays Time Taken to Get to Earth The waves take the same amount of time. Time Taken to Get to Earth Radio waves take longer. Time Taken to Get to Earth The waves take the same amount of time.
An observatory records gamma rays and radio waves from the same galaxy. The best claim that indicates the signal with a longer wavelength and predicts the length of time it takes for each type of signal to get to Earth is:
Longer Wavelength: Radio waves
Time Taken to Get to Earth: The waves take the same amount of time.
Radio waves have longer wavelengths than gamma rays, as they fall at opposite ends of the electromagnetic spectrum. However, both signals travel at the speed of light, which means they will take the same amount of time to reach Earth from the galaxy. Since they are emitted from the same source, the time taken for both types of waves to arrive at the observatory will be equal.
learn more about gamma rays here
https://brainly.com/question/23281551
#SPJ11
Consider a cyclotron in which a beam of particles of positive charge q and mass m is moving along a circular path restricted by the magnetic field B (which is perpendicular to the velocity of the particles).Before entering the cyclotron, the particles are accelerated by a potential difference v . find the speed v with which the particles enter the cyclotron.
The speed with which the particles enter the cyclotron is given by:
v = sqrt(2qV / mr).
In a cyclotron, the magnetic field B and the electric field E are perpendicular to each other and to the direction of motion of the particles. The magnetic field causes the particles to move in a circular path, while the electric field accelerates the particles between the two Dees.
The frequency of the electric field is adjusted so that it matches the frequency of the circular motion, causing the particles to gain energy with each pass through the Dees. This leads to an increase in the speed of the particles, which can be calculated using the following equation:
mv^2 / r = qvB
where m is the mass of the particle, v is its speed, r is the radius of the circular path, q is the charge of the particle, and B is the magnetic field.
The radius of the circular path can be expressed as:
r = mv / (qB)
Substituting this expression for r into the first equation, we get:
mv^2 / (mv / (qB)) = qvB
Simplifying and solving for v, we get:
v = sqrt(2qV / mr)
where V is the potential difference applied to accelerate the particles.
Therefore, the speed with which the particles enter the cyclotron is given by:
v = sqrt(2qV / mr)
Note that the speed of the particles will continue to increase as they pass through the Dees, until relativistic effects become significant. At that point, the frequency of the electric field must be adjusted in order to maintain resonance and continue accelerating the particles.
Visit to know more about Speed:-
brainly.com/question/13943409
#SPJ11
What net force is required to cause a 1600 kg car to accelerate at a rate of 4.0
m/s2?
O A. 3200 N
OB. 800 N
O C. 6400 N
O D. 400 N
Answer:
6,400
Explanation:
i made sure the other person was right and i got the same answer
sound of frequency has wavelength l in air. how will the wavelength change when sound of the same frequency is in water
Wavelength change with velocity change. Since water is a much denser medium than air, the speed of waves in water increases, and so does the wavelength.
How do wave velocities vary in different media?Sound waves travel faster in denser materials because adjacent particles collide more easily. Take water for example. A bottle of water has about 800 times more particles than the same bottle filled with air. Hence, sound waves propagate much faster in water than in air.
When sound travels from air to water, the frequency does not change because it is directly proportional to the source. Velocity varies because it is directly proportional to the medium, and wavelength varies because it is directly proportional to velocity and f is constant.
To know more about sound waves, visit:
https://brainly.com/question/1393179
#SPJ4