if a sound wave transitions from one medium to another, which transition would result in a shortening of the wavelength of the sound wave?
Answers
If a sound wave transitions from one medium to another, a transition from a medium with a higher speed of sound to a medium with a lower speed of sound would result in a shortening of the wavelength of the sound wave.
1. When a sound wave enters a new medium, its frequency remains constant.
2. The speed of sound depends on the properties of the medium (e.g., density, elasticity).
3. The wavelength of the sound wave can be calculated using the formula: wavelength = speed of sound / frequency.
4. When the speed of sound is higher in the first medium and lower in the second medium, the wavelength will decrease according to the formula since the frequency is constant.
So, a transition from a medium with a higher speed of sound to a medium with a lower speed of sound would cause the wavelength of the sound wave to shorten.
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A sound wave transitioning from a medium with a higher speed of sound to a medium with a lower speed of sound will result in a shortening of the wavelength.
When a sound wave transitions from a medium with a higher speed of sound to a medium with a lower speed of sound, the wavelength of the sound wave will shorten.
Step-by-step explanation:
1. A sound wave is an oscillation of pressure that propagates through a medium.
2. The transition occurs when the sound wave moves from one medium to another.
3. The speed of sound in each medium depends on the medium's properties (density, elasticity, etc.).
4. If the sound wave moves from a medium with a higher speed of sound to a medium with a lower speed of sound, the wavelength will shorten.
5. This shortening occurs because the wave's frequency remains constant, and since the speed of sound has decreased, the wavelength must also decrease to maintain the relationship: speed = wavelength × frequency.
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Related Questions
The molar mass of nickel (I) chromate is Blank 1 grams per mole. Please round atomic masses to the nearest whole number.
Note answer is not 175.
Answers
The molar mass of nickel (I) chromate is 234 grams per mole.
To determine the molar mass of nickel (I) chromate, we need to first determine the chemical formula of the compound.
Nickel (I) has a +1 oxidation state, while chromate has a -2 charge. Therefore, the chemical formula of nickel (I) chromate is Ni2CrO4.
To calculate the molar mass of Ni2CrO4, we need to find the atomic masses of nickel, chromium, and oxygen, and multiply them by their respective subscripts in the chemical formula. Rounding to the nearest whole number, we get:
Ni: 2 x 59 = 118
Cr: 1 x 52 = 52
O: 4 x 16 = 64
Molar mass of Ni2CrO4 = 118 + 52 + 64 = 234 grams per mole.
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what is the period for a particle that vibrates 4.0 times ever 1.5 s? A) 6.0 s B) 2.5 s C) 2.7 s D) 0.38 s
Answers
The period for the particle that vibrates 4.0 times every 1.5 seconds is 0.375 seconds, which corresponds to option D in the given choices.
The period of a wave is defined as the time it takes for one complete cycle of vibration. In this case, the particle is vibrating 4.0 times every 1.5 seconds.
To calculate the period, we can use the formula:
Period (T) = 1 / Frequency (f)
where frequency is the number of vibrations per second.
Given that the particle vibrates 4.0 times every 1.5 seconds, we can find the frequency as follows:
Frequency (f) = 4.0 / 1.5 Hz
Frequency (f) = 2.67 Hz (rounded to two decimal places)
Using the formula above, we can now calculate the period:
Period (T) = 1 / 2.67 Hz
Period (T) = 0.375 seconds (rounded to three decimal places)
Therefore, the period for the particle that vibrates 4.0 times every 1.5 seconds is 0.375 seconds, which corresponds to option D in the given choices. option (D)
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A small airplane flies 9000 moters east in 60 seconds. What is the airplane's velocity?
Answers
Answer:
V= 150
Explanation:
9000/60 or 9000 ÷ 60 is 150
The formula is displacement divided by change of time.
When applying an arm sling, the injured arm's hand should be placed in a ________ position in the sling, and above the level of the elbow.
Answers
Answer:
The answer is "thumb-up".
Explanation:
The sling often called the arm sling, is a solution for preventing either shoulder or elbow motion during healing. A triangle bandage could be constructed.
A sling is a strong tissue loop that descends from the head to hold the forearm. The armrests in the sling bent also at the elbow.
The injured hand of the forearm should be positioned inside the pin position in the joint above the level of the elbow when putting the forearm sling.
A good long distance runner has an average speed of 5.5m/a. How far would the runner go in 30 mins
Answers
Explanation:
if the runner maintains an average speed of 5.5 m/s
we can use the formula
vt = d
hence the answer would be:
5.5 × (30 × 60)
note: we have to convert meter to second which is the SI unit.
answer: 4950 meters
Does light slow down or speed up when it passes from the air into the cornea? How do you know this?
Answers
An organism with the alleles Aa is called __________, while one with AA or aa is called __________.
A. heterozygous, hom/ zygous
B. heterozygous, homo/zygous
Answers
Answer:
Hetefrozygous, homofzygous
Question 4 How much time does it take to walk 8 km north at a velocity of 3.8 km/h?
Answers
Given parameters:
Displacement = 8km
Velocity = 3.8km/h
Unknown:
time = ?
Solution:
Velocity is displacement divided by time.
Velocity = \(\frac{displacement}{time}\)
Displacement = velocity x time
Input the parameters:
8 = 3.8 x time
Time = \(\frac{8}{3.8}\) = 2.1s
The time taken is 2.1s
behavior that benefits others is called behavior
Answers
Luis rushes 40m toward his truck. He notices he forgot his shoes and returns back to his house. His total travel time is 60s.
What is Luis’s average speed over the 60s?
What is Luis average velocity over the 60s?
Answers
1. The average speed of Luis over the 60 s is 1.33 m/s
2. The average velocity of Luis over the 60 s is zero.
1. The average speed can be calculated with the following equation:
\( S = \frac{d}{t} \)
Where:
d: is the total distance traveled
t: is the total time = 60 s
The total distance can be calculated by the sum of the distance traveled to the truck (40 m) and the distance traveled to his home (the same 40 m), as follows:
\( d = 40 m + 40 m = 80 m \)
So, the average speed is:
\( S = \frac{d}{t} = \frac{80 m}{60 s} = 1.33 m/s \)
Hence, Luis's average speed over the 60 s is 1.33 m/s.
2. Now, the average velocity is a vector given by:
\(v = \frac{\Delta x}{\Delta t} = \frac{x_{f} - x_{i}}{t}\)
Where:
\(x_{f}\): is the final distance traveled (the way to his home) = 40 m
\(x_{i}\): is the initial distance traveled (the way to his truck) = 40 m
Δt: is the total time = t = 60 s
Given that Luis in his journey, returns to the same starting point (his house), the total displacement is zero, and so the average velocity is also zero:
\(v = \frac{x_{f} - x_{i}}{t} = \frac{40 m - 40 m}{60 s} = 0\)
Therefore, Luis's average velocity over the 60 s is zero.
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As shown in the figure below, Luis rushes 40 m toward his truck. He notices he forgot his shoes and returns back to his house. His total travel time is 60 s.
Answer:
What is Luis’s average velocity over the 60 s period?
Answer: 0 m/s
What is Luis’s average speed over the 60 s period?
Answer: 1.33 m/s
liquid can flow but solid cannot give reason
Answers
Answer:
well..
Explanation:
Liquid can flow but solid cannot because of differences in their properties
property of liquid which lets it flow:
inter-particular space is largeinter-particular attraction is small these properties tend to make the molecules of liquid free to flowproperty of solid which tends to obstruct flow:
inter-particular space is small and so it's compactinter-molecular attraction is strong hence no tendency to flowHope this helps!
A baseball player hits a 0. 15 kg 0. 15kg0, point, 15, start text, k, g, end text baseball that is initially at rest, changing its momentum by 11 kg ⋅ m s 11 s kg⋅m 11, start fraction, start text, k, g, end text, dot, start text, m, end text, divided by, start text, s, end text, end fraction
Answers
The velocity of baseball that was initially at restand changing momentum by 11 kgm/s is 73.3m/s.
How to calculate velocity?We can find the velocity of the player.
Momentum = mass * velocity
Given
Mass = 0.15kg
Momentum = 11kgm/s
Get the velocity
Velocity = Momentum/Mass
Velocity = 11/0.15
Velocity = 73.3m/s
Hence the velocity of the player is 73.3m/s
What is velocity?The directional speed of an item in motion, as measured by a specific unit of time and observed from a certain point of reference, is what is referred to as velocity.What is momentum?Momentum is the result of a particle's mass and velocity. Being a vector quantity, momentum possesses both magnitude and direction. According to Isaac Newton's second equation of motion, the force applied on a particle is equal to the time rate of change of momentum.For more information on momentum kindly visit to
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For this assignment, consider the fact that our country spends millions of dollars each year to explore space and to learn about the structure and composition of the universe. Why do you think learning about space is a priority for our country and why are we willing to spend so much money on it? Create a discussion post about your thoughts on space exploration, including why or why not you think space exploration should be a national priority and what you think scientists hope to learn by continuing to explore the makeup of the universe.
Answers
I think that our nation's leaders prioritize space education because they see the potential benefits for us in the future.
The phrase "space exploration" is used to describe any activities connected to the study of space. Space exploration has generally been one of the subjects that mankind have been interested in. However, fresh discoveries have been made in recent years as a result of technological advancements.The majority of people on Earth are interested in space exploration because we think we fully understand the Earth's space and we want to go beyond what is possible. But the question is: Should space exploration be a top priority for the country?Space exploration shouldn't, in my opinion, be a top priority for our government since the millions of money spent on it may be better spent on enhancing the lives of many people here on Earth and abroad.I don't mean to imply that space exploration is a topic that doesn't merit consideration and investigation. However, I do think that it shouldn't be a top priority. Instead of looking for life on other planets and potentially habitable spaces when we already have our place in the universe, we should consider that our reality is on Earth and use those resources to protect it from the environmental damage we have caused it.To know more about space exploration visit : https://brainly.com/question/1979086
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Which statement below is
INCORRECT about volume?
A. Volume is the amount of space that an object
occupies.
B. The volume of an object is the same as the
weight of that object.
C. Volume can be measured in cubic
centimeters.
D. Volume is calculated using a formula: Volume
= length x width x height
Answers
Answer:
B. The volume of an object is the same as the
weight of that object.
Explanation:
Every thing else is right and that one is wrong.
Answer:
B. The volume of an object is the same as the
weight of that object.
Explanation:
i hope it helps
The types of electronic components include diodes, transistors,
and integrated circuits.
TRUE
FALSE
Answers
Yep. Those three things are all electronic components.
There are a lot more besides those.
what is the wavelength of an earthquake that shakes you with a frequency of 11.1 hz and gets to another city 93.0 km away in 14.0 s?
Answers
The correct answer is 598.4m
Two key elements in describing a wave's nature are its wavelength and frequency. Wavelength is essentially a measurement of the separation between two adjacent wave crests or troughs. It is always calculated in the direction of the wave, and the sign for it is. Given that it is a measurement of distance, it is stated in terms of metres.
Frequency: The number of times a particle vibrates during a sound wave's passage through a medium is referred to as frequency. The total amount of vibrations that occur within a certain period of time is the frequency.
Wavelength: The distance between two successive curve crests or troughs is known as a wavelength. The distance between the crests and troughs of a high-frequency wave is smaller than that of a low-frequency wave, and vice versa.
s=93km=93000m
f=11.1hz
t=24.43 sec
λ=v/f
λ=s/ft
λ=93000/(11.1)(14)
λ=93000/155.4
λ=598.4m
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A motorist accelerates from 0 m/s to 8 m/s in 3 seconds. What is his acceleration? Is this acceleration higher than that of a car which accelerates from 0 to 30 m/s in 6 seconds?
Answers
Answer:
\(\boxed {\boxed {\sf \frac {8}{3} \ m/s^2 \ and \ not \ higher \ than \ the \ car's \ acceleration }}\)
Explanation:
Acceleration is the rate of change of velocity with respect to time. It is calculated by dividing the change in velocity by the time.
\(a= \frac {v_f-v_i}{t}\)
1. Motorist Acceleration
The motorist accelerates from an initial velocity of 0 meters per second to a final velocity of 8 meters per second in 3 seconds.
\(v_f\)= 8 m/s \(v_i\)= 0 m/s t= 3 sSubstitute the values into the formula.
\(a= \frac{ 8 \ m/s - 0 \ m/s }{3 \ s}\)
Solve the numerator.
\(a= \frac{8 \ m/s}{3 \ s}\)
\(a= \frac{8}{3} \ m/s^2\)
\(a \approx 2.667 \m/s^2\)
2. Car Acceleration
The car accelerates from an initial velocity of 0 meters per second to a final velocity of 30 meters per second in 6 seconds.
\(v_f\)= 30 m/s \(v_i\)= 0 m/s t=6 sSubstitute the values into the formula.
\(a= \frac{ 30 \ m/s - 0 \ m/s }{6 \ s}\)
Solve the numerator.
\(a= \frac{30 \ m/s}{6 \ s}\)
\(a= { 5 \ m/s^2}\)
The motorist's acceleration is 8/3 or approximately 2.667 meters per second squared. This is not higher than the car's acceleration of 5 meters per second squared.
if you heat a gas so that collisions are continually bumping electrons to higher energy levels, when the electrons fall back to lower energy levels the gas produces
Answers
Answer:
emissions line spectrum
What is the third most abundant gas in the atmosphere.
Answers
Answer:
Argon
Explanation:
Argon, an inert gas, is the third most abundant gas in the atmosphere.
Nathan applies 40 newtons of force to a shopping cart. He moves the cart a distance of 5 meters. Nathan did how many newton-meters of work on the cart.
Answers
Answer:
200 newton-meters
How does the frame of reference affect how an observer perceives motion?
Answers
A reference frame is a perspective from which you observe and measure things. Used to define the movement and position of objects. Two people can have different frames of reference for the same situation. In this case, they observe the movement and position of objects differently.
A reference frame is a perspective from which you observe and measure things. Used to define the movement and position of objects.
Two people can have different frames of reference for the same situation. In this case, they observe the movement and position of objects differently.
Units are a way of expressing measurements. It can consistently describe object velocity, mass, position, etc.
Scientists need to communicate their data clearly. They do this by sharing the units and frame of reference they use to measure.
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Which object has a weight of about 22.5 Newtons
A pic is given above
no trolling or a report is getting thrown right at u
Answers
Answer:
Rock
Explanation:
Right on edg 2021 and 2020000000:P
What size tip is recommended to cut the 1/4 in. metal in this project?
A. 000
B. 01
C. 02
D. 00
Answers
The correct option would be D. 00.
A tip size of 00 is recommended to cut the 1/4 in. metal in this project. The smaller the tip size, the finer the cutting capability.
Since 1/4 in. is a relatively thin metal, a smaller tip size such as 00 would provide more precision and control during the cutting process.
It would allow for cleaner cuts and reduce the chance of excessive heat or distortion in the metal.
Using a larger tip size may result in less accuracy and could potentially cause damage to the material.
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Determine whether the series is convergent or divergent. 1 + 7n Σ 57 n = 1 convergent divergent If it is convergent, find its sum. (If the quantity diverges, enter DIVERGES.) 7 4
Answers
The given series, 1 + 7n Σ 57 n = 1, is divergent because the terms in the series continue to increase without bounds, the sum of the series also increases indefinitely.
To determine the convergence or divergence of the series, we can analyze its behaviour as n approaches infinity. The series can be written as Σ(1 + 7n*57) for n = 1 to infinity. By simplifying the expression, we have Σ(399n + 1) for n = 1 to infinity.
As n increases, the summand of the series grows linearly with a coefficient of 399. Since the coefficient is nonzero and positive, the series will diverge. This means that the sum of the series will not approach a finite value as n tends to infinity.
Therefore, the given series is divergent, and we cannot find its sum. It is important to note that a divergent series does not have a finite sum. Therefore, the sum of the given series is "DIVERGES."
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What would be the mass of an object that is moving at 5 m/s, with a total momentum of 1500 kg*m/s southeast?
Answers
Answer:
The mass of the object is 300 kg
Explanation:
The given parameters are;
The velocity of the object = 5 m/s southeast
The total momentum of the object = 1500 kg·m/s
The equation for linear momentum, is given as follows;
Momentum = Mass × Velocity
Therefore, the mass of the object can be found as follows;
\(The \ mass \ of \ the \ object= \dfrac{The \ momentum \ of \ the \ object}{The \ velocity \ of \ the \ object}\)
Therefore, we have;
\(The \ mass \ of \ the \ object= \dfrac{1500 \ kg \cdot m/s}{5 \ m/s} = 300 \ kg\)
The mass of the object = 300 kg.
A calculator of mass 0.11 kg is lowered from a bookshelf that is 1.6m above the floor to a desk that is 0.85m above the floor. What's the change in GPE?
Answers
Answer:
I think it would be 0.1496 but I'm not really sure sorry
Explain a principal of moments of a force
Answers
The principle of moments states that when a body is balanced the total clockwise moment about a point equals the total anticlockwise moment about the same point.Equation.Moment=Force F×perpendicular distance from the pivot do.
Find the solution for X.
3. -20 = -4x – 6x
Answers
Answer:
x=2
Explanation:
-20 = -10x
divide by 10
-x = -2
cancel the -s
what do you predict will happen in activity 2-2 when the coil is pulled away from the north pole of magnet
Answers
So, in Activity 2-2, if the coil is pulled away from the north pole of a magnet, it is likely that an EMF will be induced in the coil.
What is EMF?However, based on general principles of electromagnetism, if a coil is pulled away from the north pole of a magnet, it will experience a change in magnetic flux, which can induce an electromotive force (EMF) in the coil. This phenomenon is known as electromagnetic induction.
How is direction of EMF known?The magnitude and direction of the induced EMF will depend on several factors, such as the strength of the magnet, the velocity at which the coil is moved, and the orientation of the coil with respect to the magnetic field. If the coil is part of a circuit, the induced EMF can cause a current to flow in the circuit.
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Chloe leads South’s varsity softball team in hitting. In a game against New Greer Academy this past weekend, Chloe slugged the 1-kg softball so hard that it cleared the outfield fence and landed on Lake Avenue. At one point in its trajectory, the ball was 19.2 m above the ground and moving with a speed of 31.6 m/s. Determine the total mechanical energy of the softball.
Answers
Answer:
it has the same mechanicals as a baseball
Explanation: