Exploring Mechanical and Electromagnetic Waves

What is a medium in the context of wave propagation?

• A substance that can propagate energy waves

• A vacuum

• A type of energy

• A type of wave

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following is NOT a type of medium?

• Gas

• Vacuum

• Liquid

• Solid

Tags

NGSS.MS-PS4-2

What do mechanical waves require to travel?

• A vacuum

• Light

• A medium

• No medium

Tags

NGSS.MS-PS4-2

Which of the following is an example of a mechanical wave?

• Radio waves

• Gamma rays

• Water waves

• X-rays

In the context of sound waves, what is the medium in the example with the guitar?

• Vacuum

• Solid

• Air

• Water

Tags

NGSS.MS-PS4-2

What is a key characteristic of electromagnetic waves?

• They are always visible

• They require a medium to travel

• They cannot travel through a vacuum

• They can travel through a vacuum

What are electromagnetic waves also known as?

• Sound waves

• Mechanical waves

• Water waves

• Light waves

Which of the following is NOT an example of an electromagnetic wave?

• Gamma rays

• X-rays

• UV rays

• Sound waves

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

What type of electromagnetic wave is responsible for the phenomenon of a rainbow?

• Radio waves

• Visible light

• Microwaves

• Infrared waves

Which type of electromagnetic wave is used to protect yourself from UV rays?

• Microwaves

• Sunblock

• X-rays

• Gamma rays