AnswersSA-FL-2002070-MJ Comprehensive Science 2-SEM1-26-27Unit Test

Unit Test — Unit test Answers

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A wave is traveling at 36 m/s. If its wavelength is 12 m, how many times does a wavelength move across a set point every second?

A
one time
B
three times
C
twelve times
D
thirty-six times
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Which refers to any disturbance that carries energy from one place to another through matter and space?

A
frequency
B
wave
C
hertz
D
pitch
23

Which is a characteristic of all waves?

A
All waves carry energy.
B
All waves move through space.
C
All waves move through matter, from particle to particle.
D
All waves transfer energy perpendicular to the direction of wave motion.
24

Which are examples of a medium?

A
water and air
B
amplitude and wavelength
C
crests and troughs
D
compressions and rarefactions
25

2 circles with an overlap. The left circled is labeled Longitudinal Wave with further labels parallel motion, like moving a spring up and down. The right circle is labeled Transverse Wave with further labels perpendicular motion, like moving a spring back and forth. In the overlap are labels particles only move a small amount, particles do not move with the wave.

Question illustration
A
“Parallel” and “Perpendicular” are switched.
B
The spring descriptions of motion are switched.
C
Particles travel along the wave in longitudinal waves.
D
Particles move long distances in transverse waves.

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