9Am Practice for Quiz 2

Cell phones and televisions use this type of EM wave. It has the longest wavelength with the lowest frequency.

• radio wave

• tv wave

• Gamma wave

• Ultraviolet

Which portion of the electromagnetic spectrum includes the range of light that can be detected by the human eye?

• ultraviolet light

• visible light

• infrared light

• x-rays

If the wavelength of an electromagnetic wave is longer, what is true about the energy?

• Energy is higher.

• Energy is lower.

• Energy is not dependent on wavelength.

• energy is cancelled out

Which part of the electromagnetic spectrum has high enough energy to cause damage to eyes and skin, and sometimes even cancer?

• infrared light

• visible light

• ultraviolet light

• microwaves

Which of the following electromagnetic waves is given off as heat?

• ultraviolet light

• x-rays

• gamma rays

• infrared rays

A wave with a large wavelength will have a ______ frequency and _____ energy

• high, low

• high, high

• low, high

• low, low

These are the waves that are used to penetrate solids and are used to create medical images.

• visible light

• gamma rays

• x rays

• microwaves

The type of wave with the shortest wavelength and highest frequency. This type of wave is extremely harmful.

• radio

• infrared

• gamma

• x ray

When frequency increases, __________ increases.

• energy

• wavelength

• strength

• color

The type of EM wave that is used to cook food. It has a higher frequency than radio waves.

• radio

• microwave

• gamma

• visible light