Review for Physics QZ 13.1-13.3

The source of all waves is ...

• a temperature change.

• a change in pressure.

• something that vibrates.

• an electrical current.

A wave carries ...

• energy.

• particles.

• water.

• light.

What is the top of the wave called?

• Amplitude
• Wavelength
• Trough
• Crest

What is the bottom of the wave called?

• Amplitude
• Wavelength
• Crest
• Trough

What is the length between one point of a wave to the same point on the next wave called?

• Wavelength
• Trough
• Amplitude
• Crest

Amplitude reflects the amount of __________ in a wave.

• energy

• speed

• number of cycles

• number of troughs

The amount of time it takes for one complete wavelength to pass a point in a medium is known as what?

• Frequency
• Wave Speed
• Wavelength
• Period

The shortest time interval in which a wave motion completely repeats itself (i.e., makes one complete vibration or oscillation) is called the ...

• amplitude.

• period.

• wavelength.

• frequency.

• speed.

The number of wavelengths that pass a fixed point each second is known as ----

• Hertz

• Amplitude

• Frequency

Frequency is measured in what SI unit?

• Hertz
• m/s
• Waves
• Seconds