Sound will travel fastest through which of the following forms of matter?

• Solid

• Liquid

• Gas

• Jelly

Sound is caused by?

• Instruments

• Vibrations

• Forces

• Cows

Why can you not hear sounds in space?

• Space is loud

• Waves can't travel in space

• There are no particles to vibrate

What is frequency?

• The number of waves that go past a certain point per second

• How high or low a sound is

• The loudness or softness of a sound

• The back and forth movement of matter per second

What is amplitude?

• How large a wave is

• How long a wave is

• Distance from the middle to the top or bottom of a wave

• Distance from start of the wave to the end of the wave

What is wavelength?

• Distance from the middle of a wave to the top or bottom

• How many waves pass a certain point per second

• Distance from the top to the bottom of a wave

• Distance from one point on a wave to the same point on the next wave

What type of wave is this?

• Longitudinal

• Transverse

Which of the following are examples of this type of wave?

• Light

• Sound

The top of a wave is called......

• Trough

• Compression

• Crest

• Hump

Waves transfer ?