Our eyes can detect light only within a range of _____ of visible light.
periods
frequencies
speeds
mediums
3. Multiple Choice
30 seconds
1 pt
Light waves...
cannot travel through liquids.
are electromagnetic waves.
cannot travel through solids.
require a medium.
4. Multiple Choice
30 seconds
1 pt
A person is standing still and listening to a siren sounding an alarm. The frequency of the sound is 500 Hz. The person begins running toward the sound at a rate of 20 m/s. The frequency of the sound the person hears will
decrease
remain the same
increase
change by 20 Hz.
5. Multiple Choice
30 seconds
1 pt
The _____ is the distance between two neighbouring crests of a wave.
wavelength
frequency
amplitude
period
6. Multiple Choice
30 seconds
1 pt
The speed of a sound wave...
depends on amplitude
depends on the medium
depends on wavelength
none of the above
7. Multiple Choice
30 seconds
1 pt
Sound waves are...
circular waves
longitudinal waves
polarized waves
transverse waves
8. Multiple Choice
30 seconds
1 pt
A wave x meters long has a speed of y meters per second. The frequency of the wave is
y + x.
x/y.
y/x.
yx.
9. Multiple Choice
30 seconds
1 pt
The wavelength of the wave in the diagram above is...
6.0 m
1.5 m
.75 m
3 m
10. Multiple Choice
30 seconds
1 pt
If a transverse wave is moving from right to left, the individual particles in the medium are moving...
left to right
up and down
right to left
none of the above
11. Multiple Choice
30 seconds
1 pt
A man is standing on the shore of a beach, up to his knees in water. Every 5 seconds a wave breaks on him. What is the period of the wave?
5 hertz
.2 hertz
12 waves per minute
5 seconds
12. Multiple Choice
30 seconds
1 pt
The frequency of a sound wave determines...
how loud the sound is.
the pitch of the sound.
the magnitude of the compression.
how fast the sound travels.
13. Multiple Choice
30 seconds
1 pt
The _____ is the time it takes for one full oscillation of a particle in a medium.
period
frequency
amplitude
wave speed
14. Multiple Choice
30 seconds
1 pt
A wave has a period of 0.25 seconds. The frequency of this wave is...
.25 hertz
4 hertz
25 seconds
2 hertz
15. Multiple Choice
30 seconds
1 pt
_____ is the inverse of period.
wavelength
amplitude
frequency
crest
16. Multiple Choice
30 seconds
1 pt
The maximum displacement of a particle by a wave is called...
frequency
amplitude
wavelength
period
17. Multiple Choice
30 seconds
1 pt
The distance from the rest position to a crest or to a trough
amplitude
tall
wave
4 m
18. Multiple Choice
30 seconds
1 pt
The distance from the rest position to a crest or to a trough
amplitude
tall
wave
4 m
19. Multiple Choice
30 seconds
1 pt
A disturbance that carries energy through matter or space
refraction
wave
amplitude
wavelength
20. Multiple Choice
30 seconds
1 pt
The distance from any point on a wave to an identical point on the next wave
crest
wavelength
44 m
photon
21. Multiple Choice
30 seconds
1 pt
The number of wavelengths that pass a point in 1 second
23
frequency
period
amplitude
22. Multiple Choice
30 seconds
1 pt
A longitudinal wave that is caused by vibrations and that travels through a material medium