- A vibration that moves in space is a wave.
Your answer:
TrueFalse
- Which of these does NOT affect the swing of a pendulum.
Your answer:
gravity
mass of the pendulum
planet the pendulum is on
lenth of the string
- If a pendulum swings 5 times in 10 seconds, its period is
Your answer:
5 seconds
0.5 seconds
2 seconds
50 seconds
- Which of these legs has the longest period when walking:
Your answer:
a dog's legs
a man's legs
a giraffe's legs
- A mass on a spring taht bounces up-and-down is an example of simple harmonic motion.
Your answer:
TrueFalse
- A pictoral represention of a wave looks like a sine curve.
Your answer:
TrueFalse
- A wavelength is the distance from the top of a wave to the bottom of a wave.
Your answer:
TrueFalse
- Frequency measures the
Your answer:
number of vibrations occuring in a second.
number of seconds required for one vibration.
- The radio station 95.1 MHz makes waves that vibrate
Your answer:
95,100,000 times a second.
95.1 times a second.
95,100 times a second.
- If a vibrating object has a frequency of 4 hz, the the time needed for one vibration is
Your answer:
.25 seconds
4 hertz
4 seconds
.25 hertz
- Which of these forms of information is NOT a wave,
Your answer:
signals receied by TV.
all of these are waves.
light received by our eyes.
sound received by our ears.
- The material a wave moves through is referred to as a
Your answer:
carrier.
modulator.
medium.
substance.
- The speed of a wave depends on the material it travels through.
Your answer:
TrueFalse
- If a certain wave has a frequency of 2 Hz and a wavelength of 4 meters, then it must be moving at a speed of
Your answer:
0.5 m/s
8 m/s
6 m/s
2 m/s
- Which of these waves makes the medium move at right angles to the direction the wave is moving?
Your answer:
transverse
planar
orthogonal
longitudinal
- Which of these waves makes the medium move in the same direction the wave is moving?
Your answer:
planar
orthogonal
transverse
longitudinal
- When waves overlap to produce a wave of increased amplitude it is called ____ interference.
Your answer:
additive
constructive
destructive
- Which of these wave pairs is in step.
Your answer:
Pair D
Pair A
Pair B
Pair C
- A standing wave occurs when waves a made but they do not move.
Your answer:
TrueFalse
- Which of these would not be seen if a standing wave forms
Your answer:
anti-nodes
interference
nodes
moire pattern