Light Review - Assessment

1.

Multiple Choice

30 sec

1 pt

An electromagnetic wave is a wave that

can travel through matter.

can travel only through empty space.

consists of changing electric and magnetic fields.

is the same as sound waves and water waves.

2.

Multiple Choice

30 sec

1 pt

The major source of energy on Earth originates from

food.

fossil fuels.

photosynthesis.

EM waves from the sun.

3.

Multiple Choice

30 sec

1 pt

Electromagnetic waves are arranged by

speed.

amplitude.

wavelength.

usefulness.

4.

Multiple Choice

30 sec

1 pt

A wave interaction in which the energy carried by light waves is transferred to particles of matter is called a/an

reflection

refraction

absorption

diffraction

5.

Multiple Choice

30 sec

1 pt

A wave interaction with matter that causes light to change its energy, direction of motion, or both is called a/an

absorption

constructive interference

destructive interference

scattering

6.

Multiple Choice

30 sec

1 pt

What causes sunburn?

Gamma Ray

Microwave

Ultraviolet Light

Visible Light

7.

Multiple Choice

30 sec

1 pt

Is classified as white light.

Visible Light

Infrared Wave

Microwave

X Ray

8.

Multiple Choice

30 sec

1 pt

This is used to treat cancer.

X Ray

Radio Wave

Gamma Ray

Infrared Wave

9.

Multiple Choice

30 sec

1 pt

This makes whatever it strikes feel warmer.

X Ray

Gamma Ray

Visible Light

Infrared Wave

10.

Multiple Choice

30 sec

1 pt

This is used by cellular phones.

Microwave

Radio Wave

Ultraviolet Light

Visible Light

11.

Multiple Choice

30 sec

1 pt

This is used to broadcast television signals.

Microwave

Radio Wave

Gamma Ray

Visible Light

12.

Multiple Choice

30 sec

1 pt

This is used to see inside containers without opening them.

Visible Light

Gamma Ray

X Ray

Radio Wave

13.

Multiple Choice

30 sec

1 pt

What is light?

A type of matter.

A type of sound waves.

A type of water wave.

A type of energy.

14.

Multiple Choice

30 sec

1 pt

The electromagnetic spectrum is the entire range of

colors of visible light.

ultraviolet light.

gamma rays and x rays.

EM waves.

15.

Multiple Choice

30 sec

1 pt

The surface of a plane mirror

is flat.

curves inward.

curved outward.

is part flat and part curved.

16.

Multiple Choice

30 sec

1 pt

The surface of a convex mirror

is flat.

curves inward.

curves outward.

is part flat and part curved.

17.

Multiple Choice

30 sec

1 pt

The surface of a concave mirror

is flat.

curves inward.

curves outward.

is part flat and part curved.

18.

Multiple Choice

30 sec

1 pt

What is a lens?

a transparent object that refracts light waves such that they converge or diverge to create an image.

a mirror that curves outward.

A membrane that protects the eye.

Is when a persons eye is too long.

19.

Multiple Choice

30 sec

1 pt

A convex mirror and a concave lens both cause light rays to

slow down.

spread apart.

gain energy.

form blurry images.

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