WorksheetsGrade 4 Mrs. Kmetz Science Light and Sound
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
A mother hen clucks loudly when danger is near and her chicks quickly gather around her. Which sense helps the chicks receive this warning about danger from their mother?
a)
smell
b)
taste
c)
light
d)
sound
2.
A girl signals her friend by shining a flashlight on a mirror. Her friend can see the signal because
a)
heat energy can be transferred from one object to another
b)
mechanical energy can be transferred from one object to another
c)
sound energy can be reflected from one object to another
d)
light energy can be reflected from one object to another
3.
When a person speaks into a telephone, sound energy is changed mostly into which form of energy?
a)
heat
b)
light
c)
electrical
d)
chemical
4.
When a baby shakes a rattle, it makes a noise. Which form of energy was changed to sound energy?
a)
electrical
b)
light
c)
mechanical
d)
heat
5.
When the flashlight is turned on, electrical energy is changed to which type of energy?
a)
heat
b)
sound
c)
light
d)
mechanical
6.
Which type of energy is needed to cut a piece of wood into smaller pieces with a saw?
a)
light
b)
heat
c)
sound
d)
mechanical
7.
Which energy transformation occurs when a person hits a drum with a drumstick?
a)
electrical to light
b)
sound to electrical
c)
light to mechanical
d)
mechanical to sound
8.
What form of energy is being used when a person pushes a wooden block across the floor?
a)
mechanical
b)
magnetic
c)
sound
d)
electrical
9.
Which form of energy is produced when a guitar string vibrates?
a)
chemical
b)
light
c)
magnetic
d)
sound
10.
When a lightbulb is lit, electrical energy is changed into light energy and
a)
chemical energy
b)
magnetic energy
c)
heat energy
d)
mechanical energy
11.
Which form of energy is produced when a bell rings?
a)
magnetic
b)
electrical
c)
sound
d)
light
12.
There is a shadow under a tree. Which form of energy must be present for the shadow to occur?
a)
heat
b)
light
c)
sound
d)
mechanical
13.
Two empty metal cans, one black and one white, were placed outside on a hot day. Both cans were the same size and were left in the Sun for 3 hours. Compared to the white can, the black can would most likely be
a)
cooler, because it absorbs less sunlight
b)
cooler, because it absorbs more sunlight
c)
warmer, because it absorbs less sunlight
d)
warmer, because it absorbs more sunlight
14.
A battery changes chemical energy to _________________ energy.
a)
sound
b)
light
c)
heat
d)
electrical
15.
When someone hits a drum, changes mechanical energy to _________________ energy
a)
heat
b)
sound
c)
light
d)
kinetic
100 %
