WorksheetsPhysical Science #3: Energy
Total questions: 25
Worksheet time: 2hrs 1mins
Name
Class
Date
1.
Energy due to motion is ____________ energy.
a)
Potential
b)
Energy
c)
Kinetic
d)
Friction
2.
__________ is stored energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
3.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
4.
What kind of energy is in a moving skateboard?
a)
Potential
b)
Kinetic
5.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
6.
Energy can not be created or destroyed, only converted from one form to another.
a)
true
b)
false
7.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
8.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
9.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
10.
Food has _________ energy.
a)
Potential
b)
Kinetic
c)
None of the above
d)
All of the above
11.
When plants convert the sun's energy into food, which type of energy is it?
a)
kinetic
b)
chemical
c)
thermal
d)
radiant
12.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
13.
Work is:
a)
A transfer of energy by a force to move and object
b)
Something you get paid for
c)
Something you take home
d)
Makes you sweat
14.
The formula for work is:
a)
d = r x t
b)
p = m x v
c)
f = m x a
d)
w = d x f
15.
What is the meaning of conduction
a)
when heat transfers from objects that are not touching
b)
when heat rises and falls due to currents
c)
when cold rises and falls due to currents
d)
when heat transfers from objects that are touching
16.
What kind of heat is happening when the sun heats your body
a)
conduction
b)
convection
c)
density
d)
radiation
17.
water boiling is an example of ____
a)
conduction
b)
radiation
c)
density
d)
convection
18.
Heat rises
a)
true
b)
false
19.
heat energy traveling in waves through space is an example of _____
a)
convection
b)
density
c)
radiation
d)
conduction
20.
heat always travels from _____ to ______ objects
a)
hot to cold
b)
cold to hot
c)
cold to cold
d)
hot to hot
21.
A material that reduces the transfer of thermal energy
a)
conductor
b)
insulator
c)
heater
d)
radiator
22.
transfer of heat energy by moving in currents or circulating in gas or liquid
a)
conduction
b)
radiation
c)
convection
23.
Warm air is __________ dense than cold air and rises creating convection currents.
a)
more
b)
less
24.
What happens when ice cubes melt in a glass?
a)
Heat travels from the ice to the warmer water.
b)
No energy is transferred.
c)
Heat is transferred from the warmer water to the ice cubes.
d)
The water warms up due to the humidity
25.
Heat transfers from an area of ____temperature to an area of ___ temperature.
a)
high to low
b)
low to high
c)
high to high
100 %
