Light & Sound Review

What is a wave?

• vibration with energy

• disturbance that transmits energy

• sound energy

• light energy

• low frequency

Which form of energy below is produced when hitting a drum?

• Electrical energy

• Light energy

• Sound energy

• Thermal energy

A mirror

• refracts light

• retracts light

• reflects light

• opaques light

A laptop uses electrical energy to produce what other forms of energy?

• light

• wind

• mechanical

• sound

• thermal

All the following are examples of light being refracted except...

• 
• 
• 
• 

Which student(s) do you agree with?

• 
• 
• 
• 

Light travels in what kind of lines?

• waved lines

• bent lines

• electrical lines

• straight lines

You pluck a guitar string and it makes a sound.

What causes the sound?

• inertia

• gravitational pull

• vibration

• pitch

• frequency

Light travels in waves that move up and down and are called...

• compression waves

• circular waves

• sonar waves

• transverse waves

Tags

NGSS.MS-PS4-1

Colors of light with shorter wavelengths...

• have less energy than colors with longer wavelengths

• have more energy than colors with longer wavelengths

• have less matter then colors with longer wavelengths

• have more matter than colors with longer wavelengths

Tags

NGSS.HS-PS4-1