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Light

Total questions: 48

Worksheet time: 34mins

Name
Class
Date
1.
The lowest part of the wave is?
a)
crest
b)
trough
c)
rarefaction
d)
wavelength
2.
The highest point on a wave
a)
trough
b)
amplitude
c)
crest
d)
wavelength
3.

When light shines through a prism it creates ________________

a)

visible light

b)

infrared radiation

c)

ultraviolet rays

d)

electromagnetic wave

4.
Material that allows light to pass through allowing you to see "clearly" to the other side
a)
opaque
b)
translucent
c)
transparent
5.
Light is a form of 
a)
energy
b)
radiation
c)
reflection
6.
Light travels in a straight line
a)
True
b)
False
7.

The distance between 2 crests or troughs

a)

wavelength

b)

amplitude

c)

frequency

d)

wave speed

8.

The number of waves that pass in a given amount of time.

a)

wavelength

b)

wave speed

c)

amplitude

d)

frequency

9.
What does refract mean?
a)
To shrink
b)
To bend
c)
To widen
d)
To enlarge
10.

All waves can be reflected

a)

true

b)

false

11.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
12.
prism
a)
reflection
b)
refraction
c)
absorption
13.
black
a)
refracts
b)
absorbs
c)
reflects
14.
mirror
a)
absorbs
b)
reflects 
c)
refracts
15.
lenses
a)
reflect
b)
refract
c)
absorb
16.
smooth, shiny surfaces
a)
reflect
b)
refract
c)
absorb
17.
sunglasses and tinted windows
a)
refraction
b)
absorption
c)
reflection
18.
What is this image an example of?
a)
Reflection
b)
Diffusion
c)
Refraction
19.
Refraction is when light__________.
a)
Is bounced by an object or material.
b)
Changes speed as it travels in different materials which causes bending.
c)
When light speeds up to over 300,000 km/s
20.

A student uses a magnifying glass to examine a small object.
What property of light allows the object to appear larger when viewed through the magnifying glass? The light is-

a)

absorbed

b)

reflected

c)

refracted

d)

stopped

21.
An object that gives off its own light is said to be?
a)
Illuminated
b)
Luminous
c)
sun
d)
incandescent
22.
Light travels as a .................
a)
Ocean Wave
b)
Transverse Wave
c)
Compression Wave
d)
Presidential Wave
23.
In the electromagnetic spectrum, _______ have the most amount of energy.
a)
Radios
b)
Microwaves
c)
Gamma Rays
d)
X-Rays
24.
In the VISIBLE LIGHT spectrum, the color _________ has the longest wavelength.
a)
Red
b)
Violet
c)
Orange
d)
Green
25.
Order the colors of the visible spectrum from the longest wavelength/least energy to the shortest wavelength/most energy .......
a)

Red, Blue, Yellow, Green, Yellow, Violet, Indigo

b)

Green, Orange, Red, Blue, Yellow, Indigo, Violet

c)

Blue, Pink, Indigo, Violet, Gold, Yellow, Red

d)

Red, Orange, Yellow, Green, Blue, Indigo, Violet

26.
The type of electromagnetic radiation that people can see is called...
a)
Visible Light
b)
Invisible Light
c)
Bright Light
d)
Flashlight
27.
In the electromagnetic spectrum, ___________ have the least amount of energy.
a)
Radio Waves
b)
Gamma Rays
c)
X-Rays
d)
Microwaves
28.
Light bouncing off the surface of a mirror is an example of...
a)
Reconstruction
b)
Refraction
c)
Rarefaction
d)
Reflection
29.
In the VISIBLE LIGHT spectrum, the color ________________ has the shortest wavelength.
a)
Red
b)
Blue
c)
Violet
d)
Orange
30.

Which part of the eye acts as a transparent shield?

a)

Pupil

b)

Cornea

c)

Iris

d)

Lens

31.

What part of the eye is a hole in your eye?

a)

Cornea

b)

Pupil

c)

Iris

d)

Lens

32.

What part of your eye controls the pupil?

a)

Cornea

b)

Iris

c)

Optic nerve

d)

Lens

33.

What part of the eye sends messages to the brain

a)

auditory nerve

b)

optic nerve

c)

lens

d)

cornea

34.

What part of the eye contains rods and cones and is responsible for colors, shapes, and shading?

a)

Retina

b)

Pupil

c)

Optic nerve

d)

Cornea

35.
In a well lit room, your pupils will _____________________. 
a)
dilate
b)
shrink
c)
change color
d)
not change color
36.
In a dim room, your pupils will _______________________
a)
dilate
b)
shrink
c)
change color
d)
not change color
37.
________________________ gives your eye its color/ Example: Brown, hazel, green, blue
a)
Iris
b)
Retina
c)
Lens
d)
Cornea
38.
_____ is a lens that is thicker in the middle and makes an object appear bigger.
a)
prism
b)
convex lens
c)
concave lens
d)
mirror
39.
Does the rose reflect or absorb red?
a)
Reflect
b)
Absorb
40.

which is a transparent object

a)

glass

b)

copper

c)

iron

d)

steel

41.
Visible light is ...
a)
Light bulb
b)
sun
c)
light that we can see with our natural eye
d)
fire
42.

A group of friends gather around a fire to stay warm. This is an example of ________.

a)

conduction

b)

convection

c)

radiation

43.

Which is an example of heat being transferred by conduction?

a)

a furnace heating the air in a school

b)

an ice cube melting in a person’s hand

c)

a pot of water on a stove boiling

d)

the sun heating water in a swimming pool

44.

The baby chickens kept warm by the heat lamps. This is an example of ________.

a)

conduction

b)

convection

c)

radiation

45.

Near the ceiling of a room the air is warmer. The warm air rises because of ________.

a)

conduction

b)

convection

c)

radiation

46.

Which part of the eye helps focus light onto the retina?

a)

Lens

b)

Iris

c)

Pupil

d)

Cornea

47.

What happens to light when it hits a rough surface?

a)

It is absorbed

b)

It is refracted

c)

It is scattered

d)

It passes through

48.

Which color in the visible spectrum has the longest wavelength?

a)

Red

b)

Blue

c)

Violet

d)

Green