Answer:
100 yd * 3 ft/yd / 3.281 ft/m = 91.4 m
Check" 91.4 m " 3.281 ft/yd = 299.9 ft = 100 yd
Why do you think a pickup coil is called a pickup coil? PLEASE HELP!
Answer:refers to a sensor device that is housed inside a motor rotor
Explanation:
How much ibs does ur backpack weigh?
Answer:
12 pounds mine does
Explanation:
Answer: 10 pnds
Explanation:
Infant car seats are made to face the rear of the car. This is safer in a front end collision because of Newton's First law. Newton's first law suggests
Answer:
Option D is the correct answer
Explanation:
What is the formula that is used to find the velocity of a wave?
Answer: Wave speed is related to wavelength and wave frequency by the equation: Speed = Wavelength x Frequency. This equation can be used to calculate wave speed when wavelength and frequency are known.
Explanation:
What is it called when information is detected by a sensory receptor?
Specialized neurons called sensory receptors react to particular kinds of inputs. Sensation occurs when sensed data is received by a sensory receptor.
What is sensory receptor function?The ability to learn about our surroundings or the condition of our organizational context is one of the main functions of sensory receptors. Receiving different kinds of inputs from various sources, the nervous system converts them into electrochemical signals. It is known as sensory transduction.
What are some examples of sensory receptors?All layers of skin have sensory receptors. Mechanoreceptors surrounding hair follicles, Pacinian corpuscles, Meissner carrier of genetic information, Merkel complexes, Subject to certain constraints corpuscles, and C-fiber LTM are among the six kinds that may detect harmless stimuli in the skin (low threshold mechanoreceptors).
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Q2. Fill in the blanks:
North Pole of a magnet will.....
.. North pole of another magnet.
South Pole of a magnet will.
North pole of a another magnet.
Needle of a compass lines up with the......
of a magnet.
You can find the shape of a magnetic field using........
...... and also a plotting.
Answer:
repel , attract,l am sure with these two blanks only
Answer:
Magnetic fields
A magnet creates a magnetic field around it. You cannot see a magnetic field, but you can observe its effects. A force is exerted on a magnetic material brought into a magnetic field. The force is a non-contact force because the magnet and the material do not have to touch each other.
what is the name of the part of the microscope that the objectives are attached to? (choose the best answer)
The part of the microscope that the objectives are attached to is called the (C) nosepiece.
The nosepiece is a rotating mechanism located below the microscope's body tube. It holds the objectives, which are the lenses responsible for magnifying the specimen. The nosepiece typically has multiple positions, allowing the user to switch between different objective lenses for varying levels of magnification.
This convenient feature eliminates the need to manually remove and replace objectives when changing magnification. By rotating the nosepiece, different objectives can be brought into position above the specimen. This allows for quick and efficient adjustments in magnification without disrupting the viewing process.
Hence, the nosepiece plays a critical role in the microscope's functionality by providing a convenient way to switch between objectives and adjust the magnification level.
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Here is the complete question:
What is the name of the part of the microscope that the objectives are attached to? (Choose the best answer)
A. Ocular
B. Stage
C. Nosepiece
D. Arm
What are 4 ways you can determine if a website is reliable?
Answer:
Identify the name of the individual, group or institution that created the website. A reliable website should clearly state the name of its creator. Generally, websites created by government institutions (.gov) and educational institutions (.edu) are considered more reliable.
find the distance d so that the vertical reaction under the front wheels (point b) is 300lb due to the three forces shown. the cart is being towed at a constant velocity
The distance d so that the vertical reaction under the front wheels (point b) is 300lb due to the three force is equal to 200 ft. To find the distance d, we need to use the principle of equilibrium, which states that the sum of the forces acting on an object is zero if it is in a state of equilibrium. In this case, we can consider the cart as the object in question, and we need to find the distance d so that the vertical reaction force at point B is 300lb.
The distance d so that the vertical reaction under the front wheels (point b) is 300lb due to the three forces is equal to the perpendicular distance between the two vectors of the forces, which can be calculated using the dot product formula.
The dot product of two vectors can be calculated using the formula:
d = ((F1x × F2x) + (F1y × F2y))/|F2|
Where F1 and F2 are the two forces, F1x and F1y are the x and y components of F1, and F2x and F2y are the x and y components of F2. |F2| is the magnitude of F2.
By plugging in the x and y components of the forces, we can calculate the distance d:
d = ((-50 × 200) + (400 × 300))/500 = 200 ft
Therefore, the distance d so that the vertical reaction under the front wheels (point b) is 300lb due to the three forces is equal to 200 ft.
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What must an object have in order to exert a gravitational field?
Answer:
power
Explanation:
convert 2m^2 to in^2
show work
Explanation:
\(1m \: = 39.4 \: in \\ \\ 2 {m}^{2} . \frac{39.4 \: in}{1 \: m} . \frac{39.4 \: in}{1 \: m} = 3104.7 \: {in}^{2} \)
Name the four most abundant elements in the entire earth. use their full names instead of their symbols.
Answer: Oxygen, silicon, iron and aluminum
Explanation: Oxygen, which composes about 49.5% of the total mass of the Earth’s crust, waters and atmosphere, according to the textbook “Modern Chemistry.” Silicon is second at 28%. Aluminum is a distant third, at only 8%. Compounds of silicon and oxygen make up 87% of the materials in the Earth’s crust.
The period, T of a simple pendulum depends on the length of the pendulum,the mass of the pendulum and the acceleration due to gravity. Determine the actual equation.
The period of a simple pendulum is T = 2π√l/g and T = 2π√m/k
What is the period of a simple pendulum?The time period of a simple pendulum is equal to the time it takes to complete one Oscillation. The period of a simple pendulum depends on the length of the string, and acceleration due to gravity. In simple pendulum , the mass of the pendulum does not after the period.
But in spiral spring, the period depend on the elastic constant 'k' and mass of the load.
Therefore the period of a simple pendulum is can be given in two forms:
T = 2π√l/g and
T = 2π√m/k
where m is the mass of the load
l is the length of the spring and g is the acceleration due to gravity.
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MARKING BRAINLIEST Which type of weather is associated with high pressure?
Clear skies
Clouds
Rain
Thunderstorms
Answer:
Clear Skies
Explanation:
Answer:
clouds
Explanation:
this is the best answer
Find the acceleration due to gravity for a planet when a 375 kg object has 67,000J of GPE and is 115 m in the air
Answer:
The formula for gravitational potential energy (GPE) is: GPE = mgh, where m is the mass of the object in kg, g is the acceleration due to gravity in m/s^2, h is the height of the object in meters.
We have GPE = 67,000J, m = 375kg and h = 115m.
Rearranging the formula we get:
g = GPE / (mh)
Substituting given values into the equation:
g = 67000 J / (375 kg x 9.81 m/s^2 x 115 m)
g ≈ 1.75 m/s^2
Therefore, the acceleration due to gravity on this planet is approximately 1.75 m/s^2.
A runner whose mass is 50 kg accelerates from a stop to a speed of 10 m / s in 3 s. (A good sprinter can run 100 m in about 10 s, with an average speed of 10 m / s.) (a) What is the average horizontal component of the force that the ground exerts on the runner’s shoes? (b) How much displacement is there of the force that acts on the sole of the runner’s shoes, assuming that there is no slipping? Therefore, how much work is done on the extended system (the runner) by the force you calculated in the previous exercise? How much work is done on the point particle system by this force? (c) The kinetic energy of the runner increases—what kind of energy decreases? By how much?
a) 167N
b) There is no work done on the extended system due to zero displacement and , the work done on the particle system is 2500 J.
c) Decrease in the internal energy by 2500 J.
The average horizontal component of the force that the ground exerts on the runner’s shoes is 167N. and The work done on the particle system is 2500 J. So, the internal energy decreases by 2500 J.
Mass of the runner = m = 50 kg
Initial velocity = u = 0 m/s
Final velocity = v = 10 m/s
Time taken = t = 3 s
Acceleration, a = (v - u) / t= (10 - 0) / 3= 3.33 m/s²
Horizontal force = ma= 50 kg × 3.33 m/s²= 167 N
The average horizontal component of the force that the ground exerts on the runner’s shoes is 167N.b) There is no work done on the extended system due to zero displacement and the work done on the particle system is 2500 J.
Work done = Force x Displacement
But in this case, no displacement takes place because the runner doesn't move in the horizontal direction. So, work done on the extended system is zero.
Work done by the force, W = change in kinetic energy
W = (1/2)mv² - (1/2)mu²
Here, initial velocity, u = 0 m/s
Final velocity, v = 10 m/s
Mass, m = 50 kg.
W = (1/2) × 50 × (10)²= 2500 J
The work done on the point particle system by this force is 2500 J. c)
The increase in the kinetic energy of the runner is due to the work done by the ground. So, the kinetic energy increases at the expense of some other form of energy. By doing work, some internal energy gets dissipated due to friction. So, there is a decrease in the internal energy.
Therefore, The work done on the particle system is 2500 J. So, the internal energy decreases by 2500 J. The work done on the particle system is 2500 J. So, the internal energy decreases by 2500 J. and The average horizontal component of the force that the ground exerts on the runner’s shoes is 167N.
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HELP!! Please
How has modern astronomy impacted society today? Specifically asteroid impacts and the Sun's effects on communication and high tech devices.
An object with mass m is moving along the x-axis according to the equation x(t)=αt^2−2βt , where α and β are positive constants.
What is the magnitude of the net force on the object at time t=0?
Express your answer in terms of m and α.
The magnitude of the net force on the object at time t=0 is 2mα.
The magnitude of the net force on an object can be found using the equation F=ma, where F is the force, m is the mass, and a is the acceleration. In this case, we need to find the acceleration of the object at time t=0. We can do this by taking the derivative of the equation for x(t) with respect to time: x(t)=αt^2−2βt dx/dt=2αt−2β The derivative of x(t) with respect to time is the velocity of the object, so we can take the derivative again to find the acceleration: dv/dt=2α The acceleration of the object is 2α, so we can plug this into the equation for force to find the magnitude of the net force: F=ma F=m(2α) F=2mα Therefore, the magnitude of the net force on the object at time t=0 is 2mα.
Magnitude is a measure of the magnitude of an earthquake based on the seismic moment. This scale was introduced in 1979 by Tom Hanks and Hiroo Kanamori as a substitute for the Richter scale and is used in the field of seismology to compare the energy released by an earthquake.
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The diagram illustrates that temperature is not always increasing. At what points in the graph is there NO temperature change, why?
A. A-B; the energy is being used to melt the solid
B. B-C; the energy is being used to change the state of matter (melting)
C. C-D; the energy is being used to boil the liquid
D. the temperature is increasing throughout the graph
Answer:
A
Explanation:
Hopefully this helps
Answer:
A
Explanation:
The geocentric model could not explain which of the following observations made by early astronomers? Select the two correct answers
Mars and Jupiter appeared to move backwards for some period of time
The planets had epicycles
The stars appeared to move
Mercury and Venus changed in appearance throughout the year
s
Owing to the fact that planets orbits the sun at different speeds, Mars and Jupiter does appear to move backwards for some period of time. The geocentric model fails to explain this.
The geocentric model of the solar system is the approach that held the earth rather than the sun as the center of the solar system. The geocentric model was favored by most of the early astronomers.
However, as popular as the geocentric model of the solar system was, it failed to explain the phenomenon of retrograde motion which includes the apparent backward movement of Mars and Jupiter for some period of time.
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Answer:
My guess is
Explanation:
C or Mars and Jupiter appeared to move backwards for some period of time
B or The stars appeared to move
Sorry if i'm wrong
a graph that illustrates the thresholds for the frequencies as measured by the audiometer is known as a(n) ______.
A graph that illustrates the thresholds for the frequencies as measured by the audiometer is known as an audiogram. The audiogram is a chart used by audiologists and hearing specialists to describe a patient's hearing thresholds.
Hearing thresholds are the levels at which people hear a tone or sound. The horizontal axis of the audiogram indicates the frequency of sound, which is measured in Hertz (Hz), while the vertical axis indicates the intensity of sound, which is measured in decibels (dB). The threshold is the lowest intensity level at which the patient can hear the sound. The audiogram aids in identifying hearing loss and its severity.
Audiogram: The audiogram is a graphical representation of a person's hearing thresholds for different frequencies. An audiogram is a graphical representation of a person's hearing ability. It is created by plotting the lowest intensity at which an individual hears different frequencies on a chart. The audiogram aids in determining the type and degree of hearing loss. The degree of hearing loss can be classified as normal, mild, moderate, severe, or profound, based on the hearing thresholds. The shape of the audiogram may also provide insight into the type of hearing loss. An audiogram can be used to show a patient's hearing loss and to help audiologists recommend the best hearing aid or other hearing assistive technology.
An audiogram is a graph that shows the thresholds for different frequencies of sound as measured by an audiometer. An audiogram is used to assess a person's hearing levels and determine the type and degree of hearing loss. It is a tool used by audiologists and other hearing specialists to diagnose and treat hearing problems.The audiogram is typically created by playing a series of tones or beeps through headphones or earbuds at different frequencies and intensities.
The person undergoing the test indicates when they can hear the sound, and the audiologist records the results on the audiogram chart. The chart typically includes a grid with frequency ranges along the horizontal axis and decibel levels along the vertical axis. The results of the audiogram are plotted on the chart, with the lowest level at which the person can hear a sound for each frequency tested.Audiograms can be used to detect hearing loss and to determine the type and severity of hearing loss. A hearing loss can be categorized as conductive, sensorineural, or mixed, based on the audiogram results.
Conductive hearing loss is caused by damage to the outer or middle ear, while sensorineural hearing loss is caused by damage to the inner ear or auditory nerve. Mixed hearing loss is a combination of both conductive and sensorineural hearing loss.The information gathered from the audiogram can be used to recommend hearing aids or other hearing assistive technology. It can also be used to monitor changes in a person's hearing over time and to adjust treatment plans as needed.
An audiogram is a valuable tool for assessing and managing hearing loss. It provides a comprehensive assessment of a person's hearing ability and can help identify the best course of treatment.
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How far can you get away from your little brother with a paintball marker if you can travel at 3 m/s and you have 15s before he sees you?
A roller coaster has a mass of 300 kg. It drops from rest at the top of a hill that's 101 m tall. How fast is it going when it reaches the bottom? Acceleration due to gravity is g = 9.8 m/s2 .
Answer choices:
A. 41.2 m/s
B. 21.8 m/s
c. 44.5 m/s
D. 76.7 m/s
Describe how the wavelength of a wave changes if the wave slows down but its frequency does not change.
Answer:
If the wave slows down with no change in frequency, the wavelength decreases.
If the wave slows down with no change in frequency, then the wavelength decreases.
What is a wave?A wave is defined as the disturbance that has the ability to transfer energy from one point to another in a medium.
The properties of a wave are given as;
Wavelength can be defined as the distance that is observed between adjacent points in an identical cycle of a waveform.
Frequency is the number of cycles of a wave that can occur per minute time.
Time period can be defined as the time it takes for a complete cycle of wave to occur.
Wave speed can be defined as the distance a wave travels in a given amount of time.
Amplitude can be defined as the distance from the centre line (or the still position) to the top of a crest or to the bottom of a trough.
When there is a change in the speed of the wave then the length of the wave would decrease.
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What is the net force on a rock that has a force of 4.9N down and 2.8N up applied to it
7.7N up
-7.7N down
-2.1N down
2.1N down
The net force on a rock that has a force of 4.9N down and 2.8N up applied to it is 2.1N down.
Define force.
A force is an effect that can alter an object's motion according to physics. An mass-laden object can change its velocity, or accelerate, as a function of a force. An obvious method of describing force is as a push or a pull. A force is a vector quantity because it possesses both magnitude and direction.
Thrust, which increases an object's velocity; drag, which decreases an object's velocity; and torque, which causes changes in an object's rotational speed, are all concepts connected to force. Each part of an extended body often exerts stresses on the sections that are nearby.
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A baseball player dives head-first into
second base and slows down while sliding on the infield dirt.
Of the forces listed, identify which act upon the player.
1.Normal
2.Gravity
3.Applied
4.Friction
5.Tension
6. Air Resistance
Answer:
Explanation:
Discussion
The ones that are certain are
Normal GravityFrictionIf you have a normal, and the player slides into 2nd, and stops (which he must before he is tagged), then there must be friction involved. There must be gravity, or he would keep going up.
I don't think there is tension. There might be some Air Resistance, but that force is very tiny. Don't be surprised if you answer includes Air Resistance, but I won't try it to begin with.
The intensity of the distributed lood acting on the beams 25 kN/m.) Determine the magnitude of reaction at Express your answer to three significant figures and include the appropriate units O ? N Value Units Submit Request Answer Figure Part 6 1 of 1 Delane te zand y components of reaction all sing scalar notation Express your answers using three significant figures separated by a comma HV AED vec ?
The magnitude of reaction at the beam due to the distributed load of 25 kN/m is 625 N.
What is the magnitude of reaction to the distributed load?The magnitude of reaction at the beam can be determined by calculating the total force exerted by the distributed load. In this case, the distributed load is given as 25 kN/m. To find the magnitude of reaction, we multiply the distributed load by the length of the beam.
Therefore, the magnitude of reaction is 25 kN/m multiplied by the length of the beam in meters. By performing the calculation, we obtain the value of 625 N as the magnitude of reaction at the beam due to the distributed load. This represents the total force exerted by the distributed load on the beam.
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what is the wavelength, in nanometers, of light with an energy content of 2177 kj/mol
The wavelength of light with an energy content of 2177 kJ/mol is approximately 9.112 nanometers.
To calculate the wavelength of light with an energy content of 2177 kJ/mol, we can use the equation:
E = (hc) / λ
where E is the energy, h is Planck's constant (6.626 × 10^-34 J s), c is the speed of light (2.998 × 10^8 m/s), and λ is the wavelength.
First, we need to convert the energy from kilojoules per mole to joules:
E = 2177 kJ/mol × (1000 J/1 kJ) = 2.177 × 10^6 J/mol
Next, we can rearrange the equation to solve for the wavelength:
λ = (hc) / E
Substituting the known values:
λ = (6.626 × 10^-34 J s × 2.998 × 10^8 m/s) / (2.177 × 10^6 J/mol)
Calculating this expression gives us the wavelength in meters. To convert it to nanometers, we multiply by 10^9:
λ = [(6.626 × 10^-34 J s × 2.998 × 10^8 m/s) / (2.177 × 10^6 J/mol)] × (10^9 nm/1 m)
Evaluating this expression, we find:
λ ≈ 9.112 nm
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What could it be.... (science)
Answer:
eeeeeeeeeeeeeeeeeeeeeeeeeee
Particles of light are known as A. electrons. B. neutrinos. C. photons. D. bosons.
Answer:
C. photons
hope this helps
have a good day :)
Explanation:
Answer:
The answer would be c
Explanation: