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WorksheetsReview on Energy
Total questions: 25
Worksheet time: 1hrs 15mins
Name
Class
Date
1.
Which of the following objects has kinetic energy?
a)
a ball rolling across the floor
b)
a bicycle parked at the top of a hill
c)
leaves lying on the ground beneath a tree
d)
a sunny windowsill
2.
What two factors determine how much kinetic energy an object has?
a)
position and mass
b)
speed and position
c)
speed and mass
d)
speed and surface area
3.
___ is the energy stored in an object due to its position.
a)
Potential energy
b)
Kinetic energy
c)
Thermal energy
d)
Nuclear energy
4.
Which of the following objects has potential energy?
a)
a glass sitting on a table
b)
a ball rolling across the floor
c)
a bicycle coasting down a hill
d)
a bowling ball knocking over a pin
5.
What two factors determine how much potential energy an object has?
a)
speed and position
b)
speed and mass
c)
mass and position
d)
speed and surface area
6.
The ___ is the SI unit of energy.
a)
watt
b)
joule
c)
ampere
d)
volt
7.
Which of the following statements about an apple falling from a tree is true?
a)
Its kinetic energy decreases and its potential energy increases.
b)
Its potential energy decreases and its kinetic energy increases.
c)
Its kinetic and potential energies remain constant.
d)
Its mechanical energy increases.
8.
As energy transformations occur within a system, the total energy of the system ___.
a)
increases
b)
decreases
c)
is transferred out of the system
d)
remains the same
9.
During energy transformations, energy is never ___.
a)
released as heat
b)
used to increase an object's potential energy
c)
completely transformed
d)
created or destroyed
10.
The kinetic energy of an object increases as its ___ increases.
a)
gravitational energy
b)
potential energy
c)
specific heat
d)
speed
11.
The ability to do work is
a)
power
b)
energy
c)
thermal
d)
kinetic
12.
Energy causes temperature to rise
a)
Mechanial energy
b)
Thermal Energy
c)
Solar energy
d)
Closed system
13.
True or False: A roller coaster eventually slows down because some of its energy dissappears.
a)
True
b)
False
14.
The Law of Conservation of Energy states...
a)
Energy is always created and destroyed
b)
Energy is sometimes created but never destroyed
c)
Energy is never created but sometimes destroyed
d)
Energy is never created or destroyed
15.
At which point is potential energy greatest
a)
W
b)
X
c)
Y
d)
Z
16.
At which point is kinetic energy greatest
a)
W
b)
X
c)
Y
d)
Z
17.
While a boulder is sitting on the top of a hill it has what type of energy?
a)
Mechanical
b)
Kinetic
c)
Potential
d)
Reactive
18.
When a pendulum swings, at which point is kinetic energy highest:
a)
1
b)
2
c)
3
d)
4
19.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
20.
What kind of energy is stored in the food you eat?
a)
chemical
b)
nuclear
c)
electromagnetic
d)
vitamin
21.
What happens to the kinetic energy of a moving object if the mass stays the same, but the speed increases?
a)
kinetic energy increases
b)
kinetic energy decreases
c)
kinetic energy stays the same
22.
Energy is ____________.
a)
the amount of particles in an object
b)
the ability to do work or cause change
c)
the time is takes an object to travel a distance
d)
the mass of an object as a certain height
23.
Heat energy that is transferred by collisions is known as _______________.
a)
conduction
b)
convection
c)
radiation
24.
When warm air rises and cool air sinks, it is an example of ______________.
a)
conduction
b)
convection
c)
radiation
25.
Heat energy that is transferred by waves is known as _____________.
a)
conduction
b)
convection
c)
radiation
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