Sound

Diffract: when sound bends around an object

• True

• False

Bones that help ears pick-up sounds

• Crane, Femur

• Stirrup, Crane

• Hammer, Anvil, Stirrup

How fast or slow the sound is moving.

• Speed

• Volume

• Absorb

The number of waves that pass a spot each minute.

• Speed

• Frequency

• Light waves

Pitch: High and low __________

Is the Medium the material through which sound travels?

• False

• True

When sound bounces off one object and changes directions

• Absorb

• Vibrate

• Reflect

Vibrate is when an object moves back slowly?

• False

• True

__________ ___________ Movement that changes how sound waves are heard (loud vs. soft; high vs. low)