Waves & Energy

How are sound energy and light energy similar?

• They both have a wavelength and a frequency.

• They are both kinds of mechanical energy.

• They are both carried from place to place by particles.

• They both need a medium to travel through.

Which sound would be louder?

• a wave with an amplitude of 0.

• a wave with an amplitude of 1.0

• a wave with an amplitude of 0.5

• a wave with an amplitude of 0.1

What characteristics feature of wave is indicated by the letter C on the diagram?

• amplitude

• loudess

• frequency

• wavelength

What will happen to the wave's frequency if its wavelength is made twice as long?

• It will stay the same.

• It will go to zero.

• It will decrease.

• It will increase.

A ___ is a repeating disturbance or vibration that transfers or moves energy from place to place without transporting mass.

• vacuum

• force

• medium

• wave

Which part of the diagram indicates the wavelength of the wave?

• A

• B

• C

• none of the above

Sound waves

• transfer energy by vibrating particles of matter.

• cannot transfer energy through matter.

• can transfer matter but not energy.

• do not affect matter as they travel through it.

During an earthquake, __ travels through the Earth's interior as __ waves.

• energy; electromagnetic

• energy; seismic

• matter; electromagnetic

• matter; seismic

Ocean waves form

• only in the Pacific Ocean.

• as energy from wind transfers to the water's surface.

• only in the Atlantic Ocean.

• as energy from the water's surface transfers to wind.

Light from the sun transfers energy to the earth system. Sunlight travels to Earth as ____ waves.

• seismic

• sound

• water

• electromagnetic