Light and Sound Waves Review

Electromagnetic Waves are

• transverse waves

• longitudinal waves

Electromagnetic waves

• need a medium to travel through

• can travel through a vacuum

Which of these electromagnetic waves has the shortest wavelength?

• radio waves

• X-Rays

• UV waves

• infrared waves

Compared to the wavelength of ultraviolet waves, the wavelength of infrared waves is

• the same

• shorter

• longer

Compared to the velocity of radio waves, the velocity of visible light waves is

• slower

• faster

• the same

The source of all electromagnetic waves is

• magnetic fields.

• electromagnetic fountain

• vibrating charges.

• vibrating drums

Which of the following are fundamentally different from the others?

• gamma rays

• uv rays

• infrared rays

• radio waves

The main difference between a radio wave and a light wave is its

• speed

• wavelength

• both of those

• none of those

The main difference between a radio wave and a sound wave is its

• their nature

• their wavelength

• their frequency

• their pronunciation

Sound is a

• mechanical, transverse wave

• electromagnetic, transverse wave

• electromagnetic, longitudinal wave

• mechanical, longitudinal wave