Waves

Select the technique below that is used to search for underwater objects?

• diffraction
• x-rays
• sonar
• ultrasound

Frequency is measured in ________.

• m/s
• hertz
• newtons
• meters

Tags

NGSS.HS-PS4-1

What causes sound?

• reverberations
• vibrations
• waves
• frequencies

If wave frequency doubles, the wavelength ____________.

• doubles
• is halved
• stays the same
• quadruples

When the crest of one wave passes through the trough of another wave what occurs?

• the wave disappears
• gets faster
• constructive interference
• destructive interference

Which of the following is constructive interference?

• crest meets trough
• trough meets trough
• amplitude meets crest
• amplitude meets trough

Sound travels faster in ____________.

• solids
• liquids
• gases
• empty space

Sound does not travel in ___________.

• solids
• empty space
• liquids
• gases

The action of a wave bouncing off a surface is called __________________.

• rarefaction
• refraction
• reflection
• diffraction

What kind of wave can travel through space?

• electromagnetic waves
• compressional waves
• transverse waves
• longitudinal waves

Tags

NGSS.HS-PS4-3