Electromagnetic Waves

Which of the following statements about electromagnetic waves is INCORRECT?

• They are all transverse waves.

• They all travel at 300 m/s through space.

• They are the only types of wave that can travel through space.

• They all transfer energy without transferring matter.

Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy

• Radio waves
• Ultraviolet Rays
• Gamma Rays
• X-rays

Which has the LONGEST wavelength and, therefore, the lowest frequency/energy

• Gamma Rays
• Radio Waves
• Visible Light
• Infrared rays

Which of the following has wavelengths longer than microwaves?

• Infrared waves
• Radio waves
• Visible light

Which of the following lists the electromagnetic waves in order of increasing wavelength?

• X-rays, visible light, radio waves
• gamma rays, microwaves, UV rays
• infrared rays, radio waves, x-rays

For waves in any medium, as the wavelength decreases, what happens to the frequency?

• It also decrease
• It stays the same
• It increases

Which electromagnetic waves are used in certain ovens and mobile phone communications?

• Infrared rays

• ultraviolet rays

• microwaves

• x-rays

Which electromagnetic waves allow us to diagnose & treat cancer?

• Gamma rays
• X-rays
• Ultraviolet rays

Which of the following has frequencies higher than ultraviolet rays?

• visible light
• infrared rays
• x-rays

Which electromagnetic waves help doctors detect broken bones inside your body?

• gamma rays
• x-rays
• ultraviolet rays