Sound/Light Review Quiz

Scientists define sound as a ________ or wave that travels through the air, and once it has reached your ear, you can hear it.

• VIBRATION

• AIR

• OBJECT

• MOVEMENT

Like light, sound is energy and it travels in ________.

• MOVEMENT

• WAVES

• AIR

• RAINBOWS

All sounds are formed by some kind of ________.

• AIR

• OBJECT

• MOVEMENT

• PITCH

Sound can travel at different ________.

• SPEEDS

• RATE

• MOVEMENTS

• WAVES

Since speed travels through OBJECTS, certain objects make it move ________.

• SLOWER

• HIGHER

• FASTER

• LOWER

Sometimes, objects can ________ faster than the speed of sound. When this happens, it is called breaking the sound BARRIER.

• FLY

• AIR

• TRAVEL

• BARRIER

How high or low a sound is, is called ________.

• VOLUME

• PITCH

• FREQUENCY

• WAVES

Fast vibrations make ________ sounds, whereas LOWER vibrations make lower-pitched sounds.

• FAST

• HIGHER-PITCHED

• LOWER-PITCHED

• FASTER

Frequency is measured in the ________ of sound vibrations that happen in one second.

• WAVES

• VOLUME

• LOUDNESS

• NUMBER

The ________ of a sound wave determines its pitch.

• FREQUENCY

• VOLUME

• WAVES

• ENERGY