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Waves and electromagnetic spectrum grade4 1

Total questions: 34

Worksheet time: 22mins

Name
Class
Date
1.
___________ is a from of energy that we can see with our eyes.
a)
shadow
b)
light
c)
energy
d)
reflection 
2.

How is white light able to separate through a prism?

a)

the light is being absorbed

b)

the light is being refracted

c)

the light is being reflected

3.
a)

reflection

b)

refraction

4.
a)

reflection

b)

refraction

5.
a)

reflection

b)

refraction

6.

The bending of light is called...

a)

a rainbow

b)

refraction

c)

reflection

d)

absorption

7.

When light bounces off light, this is called...

a)

refraction

b)

absorption

c)

reflection

d)

a prism

8.

An opaque object taking in light is called...

a)

a rainbow

b)

dark colors

c)

refraction

d)

absorption

9.

Light travels in a _________ line.

a)

wavy

b)

curved

c)

straight

d)

low

10.

the object that refractbwhite

a)

lens

b)

telescope

c)

prism

d)

mirror

11.

object would absorb the all

light?

a)

black t-shirt

b)

paper

c)

window

d)

tree

12.

_____?_____ materials allow some light to pass through,

a)
Opaque
b)
Transparent
c)
Translucent
13.
_____?______ materials do not allow light waves to pass through.
a)
Opaque
b)
Transparent
c)
Translucent
14.

_____?_____ materials allow all light waves to pass through easily.

a)
Opaque
b)
Transparent
c)
Translucent
15.
Which objects on the table are "Opaque"?
a)
Pitcher; Supply Box; Pencil
b)
Book; Pencil; Rock
c)
Pencil; Book; Goggles
16.

wax paper

a)
translucent
b)
transparent
c)
opaque
17.
The water is what
a)
opaque
b)
translucent
c)
transparent
18.
An object that does not allow light to pass through
a)
transparent 
b)
clear
c)
opaque
d)
translucent
19.

wall is

a)
Transparent
b)
Opaque
c)
Translucent 
20.
Identify if the material is transparent, translucent, or opaque. 
a)
Transparent
b)
Opaque
c)
Translucent
21.
The color you see is the color that is ___.
a)
reflected
b)
absorbed
22.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
23.

This shirt looks red because it is __ red light.

a)

absorbing

b)

refracting

c)

reflecting

24.

What color is being reflected?

a)

green

b)

blue and yellow

c)

red, orange, yellow, blue, indigo, violet

25.

Which statement is true about them?

a)

The black shirt and white shirt reflect the same amount of light.

b)

The black shirt absorbs more light, and the white shirt reflects more light.

26.

Which of the following is a prism able to do? Choose two.

a)

change white light into waves

b)

increase the frequency of light

c)

refract white light

d)

separate white light into colors

27.

the black hole at the center of the eye that lets light in

a)

pupil

b)

lens

c)

retina

d)

optic nerve

28.

A line of energy that continues in one direction until it hits an objects

a)

ray

b)

refract

c)

reflect

d)

system

29.

Is a range of waves arranged according to thier wavelengths and frequencies

a)

Visible light

b)

Electromagnetic spectrum

c)

Gamma ray

d)

Transparent

30.

Select all that are apart of the electromagnetic spectrum.

a)

Gamma Rays

b)

X-rays

c)

Visible Light

d)

Microwave

31.

Electromagnetic waves can be classified and arranged according to their

a)

wavelengths/frequencies

b)

Wave height

c)

Amplitude

d)

Wave depth

32.

How many regions are there to the electromagnetic spectrum?

a)

5

b)

6

c)

7

d)

8

33.

Which electromagnetic wave can you see?

a)

Gamma ray

b)

Microwave ray

c)

Visible light

d)

X-ray

34.

Which is not a part of the electromagnetic spectrum?

a)

X-rays

b)

Gamma rays

c)

Visible light

d)

Magnetic field