Sound test Review

Question 1

Mechanical energy is the energy an object has due to its _____.

Accepted Answer

motion or position

Question 2

Sound is produced when an object or substance vibrates.

Accepted Answer

True

Question 3

Sound travels in waves and must have a _____ through which to travel.

Accepted Answer

medium

Question 4

Musical instruments can change the frequency of sound waves, which then changes the _____ of the sounds.

Accepted Answer

pitch

Question 5

Sound waves transmit _____ from one place to another.

Accepted Answer

energy

Question 6

Different media transmit sound differently. (Media is the plural form of medium.)

Accepted Answer

True

Question 7

The speed of sound in gases depends on what factor?

Accepted Answer

temperature

Question 8

Objects vibrating rapidly have a _____ pitch than objects vibrating more slowly.

Accepted Answer

higher

Question 9

Sound travels faster through _____ temperatures.

Accepted Answer

warmer

Question 10

Sound is a form of _____ energy produced and transmitted by vibrating matter.

Accepted Answer

mechanical

Question 11

Sound waves have many uses and applications.

Accepted Answer

True

Question 12

Which of the following represent ways in which musical instruments can produce sound? (check all that apply)

Accepted Answer

vibrating strings, vibrating column of air

Question 13

Intensity is a measure of the amount of energy in sound waves. The unit of intensity is the _____.

Accepted Answer

Decibel

Question 14

Sound is a form of thermal energy produced and transmitted by vibrating matter.

Accepted Answer

False

Questions 14