WorksheetsLight and Energy
Total questions: 26
Worksheet time: 15mins
Name
Class
Date
1.
Which type of energy can melt ice?
a)
chemical
b)
heat
c)
light
d)
sound
2.
Which object reflects light?
a)
sun
b)
candle flame
c)
moon
d)
flashlight
3.
No light passes through _____ materials.
a)
transparent
b)
translucent
c)
opaque
4.
Frosted glass is an example of a (an) _______ material.
a)
transparent
b)
translucent
c)
opaque
5.
The color of an object is determined by ______.
a)
the light that is absorbed
b)
the light that is reflected
c)
the light that has the most energy
d)
the light that has the least energy
6.
A red chair reflects what color?
a)
red
b)
all colors
c)
no colors
d)
blue
7.
Wax paper and frosted glass are examples of _____
a)
transparent
b)
translucent
c)
opaque
8.
When light bounces back from a surface
a)
refraction
b)
reflection
c)
absorption
9.
When light does not pass through or reflect from a material
a)
refraction
b)
absoprtion
c)
reflection
10.
What happens to blue light when it hits a shirt that appears blue?
a)
The light is reflected.
b)
The light is absorbed.
c)
The light is refracted.
d)
The light is blocked.
11.
Which is true of a green grape?
a)
It absorbs green light.
b)
It absorbs white light.
c)
It reflects green light.
d)
It reflects white light.
12.
What is a property of a transparent object?
a)
Almost all of the light rays that reach it are scattered.
b)
Almost all of the light rays that reach it are absorbed.
c)
Almost all of the light rays that reach it are reflected.
d)
Almost all of the light rays that reach it pass through it.
13.
What is most likely to happen to light that hits an opaque object?
a)
All of the light passes through the object.
b)
None of the light passes through the object.
c)
Most of the light disappears.
d)
Some of the light passes through the object.
14.
Which is transparent?
a)
a wooden fence
b)
clean water
c)
aluminum foil
d)
a purple balloon
15.
Objects appear white because they absorb all colors, and objects appear black because they reflect all colors.
a)
True
b)
False
16.
Which of these converts electrical energy to light energy?
a)
campfire
b)
lightbulb
c)
candle
d)
star
17.
What energy change takes place when a piece of bread is toasted in a toaster?
a)
chemical energy to light energy
b)
electrical energy to heat energy
c)
heat energy to chemical energy
d)
light energy to electrical energy
18.
If paper is placed in a windowsill, it will fade. What causes the paper to fade?
a)
light
b)
heat
c)
wind
d)
electricity
19.
What object will reflect light?
a)
window
b)
eyeglasses
c)
mirror
d)
cloth
20.
What object will refract light?
a)
foil
b)
glass prism
c)
spoon
d)
mirror
21.
Why does a green leaf appear green?
a)
It absorbs green light.
b)
It reflects all colors except green.
c)
It reflects only green light.
d)
It bends all light.
22.
Which can form from light energy?
a)
ice cube melting
b)
water evaporating
c)
thunder booming
d)
rainbow forming
23.
What causes socks to cling to other clothes in a dryer?
a)
They became hot in the dryer.
b)
The dryer removed the air.
c)
The socks and other clothes have different electric charges.
d)
The dryer moved water from the clothes.
24.
Which pair of items will repel each other?
a)
a positively-charged wool sock and a neutral plastic bag
b)
a neutral cotton sweater and a negatively-charged plastic pellet
c)
a negatively-charged balloon and a positively-charged piece of paper
d)
a negatively-charged plastic strip and a negatively-charged piece of cloth
25.
Why does your hair stick to a hat in the winter?
a)
Your hair removed positive charges from the hat.
b)
The hat removed positive charges from your hair.
c)
Your hair removed negative charges from the hat.
d)
The hat removed negative charges from your hair.
26.
A metal ball has an electrical charge. What will happen when it is brought near another metal ball with the same electrical charge?
a)
They will will be pulled toward each other.
b)
They will be connected.
c)
They will move in circles.
d)
They will be pushed away from each other.
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