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nikitadnepr [17]
3 years ago
12

25. Explain why the speed of sound is faster in solids than in gases. Include two other factors Chapter 17 says the speed of sou

nd can depend on.
Physics
1 answer:
aksik [14]3 years ago
7 0
In solids, particles or atom are very closely arranged compared to gasses. When these particles are arranged in such proximity, vibrations from sound are very easily transmitted from one particle to another in the solid. Hence, the sound vibrations can travel through the solid medium more quickly than through a gas medium.
Speed of sound also depends on its frequency and the wavelength.
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What factor determines an object's momentum?
vlada-n [284]

Momentum = mass x velocity

So both mass and velocity affect an object's momentum.

3 0
3 years ago
What was Galileo’s contribution to the study of motion?
babunello [35]

Before giving you the answer straight away, I’d like to make sure you understand each option.


FIRST OPTION


“He developed the three laws of motion."


This option is not only the incorrect answer, but it is an incorrect statement. Galileo did not develop the three laws of motion. Isaac Newton was the one to compiled the three laws of motion.


SECOND OPTION


“He was the first to systematically study force and motion."


This option is a statement is true, and it could also be the correct answer. Galileo Galilei used experiments to search for the cause of motion.


THIRD OPTION


“He was the first to discover gravity."


This option is not only the incorrect answer, but it is an incorrect statement. Galileo was not the person to discover gravity. Sir Isaac Newton was the first to discover gravity.


FINAL OPTION


“He improved on Newton's laws."


This option is not only the incorrect answer, but it is an incorrect statement. Galilei did not improve Sir Isaac Newton’s laws.


Now that we’ve gone through each of the options individually, we can go ahead and determine the correct answer to the question, which is...


B ) He was the first to systematically study force and motion.



- Marlon Nunez

8 0
3 years ago
Read 2 more answers
I NEED HELP ASAP PLEASE!!!<br> (19 pts!)
zhenek [66]
They go in the boxes in this order:
density
2.meter
3.matter
4.hypothesis
5.control
6.kilogram
5 0
3 years ago
Galileo attempted to measure the speed of light by measuring the time elapsed between his opening a lantern and his seeing the l
Dafna11 [192]

Answer:

The distance is 2.58\times10^{7}\ m.

Explanation:

Given that,

Time \Delta t = 0.2\ s

The velocity is no more than a 14 % error in the speed of light.

So,

Velocity v= c\times 86\%

We need to calculate the distance

Using formula of speed

v = \dfrac{d}{t}

d = v\times t

Where, v = speed

d = distance

t = time

Put the value into the formula

d = 3\times10^{8}\times\dfrac{86}{100}\times0.2

d=516\times10^{5}\ m

We know that,

The one side distance d' is

d'=\dfrac{d}{2}

d'=\dfrac{516\times10^{5}}{2}

d'=2.58\times10^{7}\ m

Hence, The distance is 2.58\times10^{7}\ m.

5 0
3 years ago
An electromagnetic wave can be described as a transverse magnetic wave moving
neonofarm [45]

Answer:

(B) perpendicular to and in the same direction as the transverse electric wave

5 0
3 years ago
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