Waves and Information

What is the term used to describe a wave's height?

• Amplitude

• Wavelength

• Frequency

• Velocity

What does a higher amplitude in a wave indicate?

• Higher energy

• Lower energy

• Longer wavelength

• Shorter wavelength

Which type of wave requires a material to move through?

• Sound wave

• Light wave

• Radio wave

• Microwave

How does wavelength affect the pitch of sound?

• Longer wavelength results in a lower pitch

• Shorter wavelength results in a lower pitch

• Wavelength does not affect pitch

• Longer wavelength results in a higher pitch

What happens to water as a wave passes through it?

• It moves up and down

• It moves forward with the wave

• It stays completely still

• It moves backward

What changes in traffic lights to convey information to drivers?

• Wavelength (color)

• Amplitude (brightness)

• Frequency

• Speed

In Jamal's room, what is different in the colored lights if they are all the same brightness?

• Wavelength

• Amplitude

• Frequency

• Energy