Ocean Waves

What is a trough?

• highest point on a wave
• lowest point on a wave
• longest point on a wave
• shortest point on a wave

What is a crest?

• lowest point of a wave
• longest part of a wave
• shortest part of a wave
• highest point of a wave

Anything that transfers energy through matter?

• ocean wave
• wave
• current
• none of the above

Disturbance that transfers energy through ocean water?

• wave
• ocean wave
• current
• ocean current

The distance between two waves?

• wave period
• wave frequency
• wave length
• none of the above

The measurement of how much time it takes for the waves to pass the fixed point?

• wave height
• wave length
• frequency
• none of the above

A giant wave

• surfing wave
• breaker
• tsunami
• crest

Waves that require a medium through which to travel?

• ocean wave
• mechanical wave
• commercial wave
• none of the above

An ocean wave has a wavelength of 4 m and wave period of 2 s. What is the wave speed?

• 2 m/s

• 4 m/s

• 8 m/s

• 12 m/s

What is the source of most ocean waves?

• gravitational pull of the moon

• movement of plates

• energy of ocean currents

• motion of the winds