Electromagnetic Spectrum

Electromagnetic Waves

Multiple Choice

Electromagnetic waves that help your body produce vitamin D are called?

• ultraviolet rays

• x-rays

• gamma rays

Multiple Choice

3. Which type of waves are used in broadcasting?

• radio waves

• x-rays

• infrared rays

Multiple Choice

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

• microwaves

• visible light

• gamma rays

Multiple Choice

Which of the following is the best example of an object absorbing light?

• A black sweater in the sun.

• A long shadow in the sun.

• A curved mirror in the sun.

• A clean window in the sun.

Multiple Choice

What happens when a beam of light hits an object?

• The Light passes through it

• All the light is absorbed

• a shadow forms

• All the light is reflected

Multiple Choice

What is white light?

• The type of Light that is found in x-rays

• the type of light given off by the Sun and lightbulbs

• the type of light found in Microwave ovens

• the type of light that makes up radio waves

Multiple Choice

What can you use to see all the different colors in white light ?

• a flashlight

• a shadow

• a camera

• a prism

Multiple Choice

What is pigment?

• The entire range of light, including visible and invisible light

• a special chemical that absorbs some colors and reflects others

• the tool you need to see the spectrum colors in white ligth

• the shadow that is formed on the wall when light is blocked

Multiple Choice

What type of wavelengths do ultraviolet rays have?

• short

• long

• alternating short and long

• none

Multiple Choice

What color is an object that absorbs all the colors in the light spectrum?

• a rainbow

• white

• black

• invisible

Multiple Choice

A leaf is green. What does this tell you about the light that is being absorbed?

• the light is a UV ray

• the light is not part of the light spectrum

• all colors are reflected except green

• all colors are absorbed except green