Chapter 22 Test Review

Question 1

Which type of waves do not need a medium to travel through?

Answer 1

Electromagnetic

Question 2

Which type of wave’s particles vibrate perpendicular (90 degree angles) to the direction the wave travels?

Answer 2

Transverse

Question 3

What wave moves through a series of compressions and rarefactions (Crowding together and being scattered out)

Answer 3

Longitudinal wave

Question 4

What is the distance from the midline to either the crest or trough called?

Answer 4

Amplitude

Question 5

What is the highest point of a transverse wave?

Answer 5

Crest

Question 6

What is the lowest point of a tranverse wave?

Answer 6

Trough

Question 7

Larger amplitude means

Answer 7

More energy being carried

Question 8

Longer wavelength means…

Answer 8

Less energy is being carried

Question 9

Smaller wavelength means…

Answer 9

More energy being transferred

Question 10

When particles are crowded together, what is it called?

Answer 10

compression

Question 11

when particles are spread apart, it is called a….

Answer 11

rarefaction

Question 12

What is one hertz equal to?

Answer 12

One wave per second

Question 13

Which type of waves need a medium to travel through?

Answer 13

Mechanical