WorksheetsEnergy Review
Total questions: 30
Worksheet time: 1hrs 2mins
What are the units for energy?
Joules
Newtons
Watts
Kilograms
If ball A is travelling twice as fast as ball B and both have the same mass, how much more Kinetic Energy does ball A have?
same
2 times more
4 times more
8 times more
If you lift a 5 kg brick 3 meters, how much G.P.E. does the brick have?
GPE = m x g x h
150 J
15 J
75 J
100 J
A 75 kg girl is running at 3 m/s. How much K.E. does the girl have?
KE = .5 x m x v x v
340 J
110 J
225 J
25 J
When a ball is held up in the air, all of its energy is _____________________________.
G.P.E.
E.P.E.
K.E.
Heat
As a ball falls, its G.P.E. is ___________________ into K.E..
converted
created
destroyed
When energy is converted from one form to another, a small amount is converted into ____________________.
G.P.E.
K.E.
E.P.E.
Heat
Where does the object have the most potential energy?
A
B
C
D
Light is an example of what form of energy?
electromagnetic energy
electric energy
mechanical energy
chemical
The chemical energy stored in living things is called _________.
biomass energy
hydroelectric energy
solar energy
wind energy
What is a dependent variable?
the variable the experimenter changes or manipulates.
the variable that changes in response to another variable changing. The variable that is measured
independent variables are only found on pie charts
a variable that does not change during an experiment
controlled variable
Mr. C. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the independent (manipulated) variable.
distance traveled by the ball
height of the ramp
mass of the ball
weight of the ball
Mr. C. sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. Identify the dependent (responding) variable.
height of the ramp
distance traveled by the ball
mass of the ball
weight of the ball
This graph represents what kind of relationship?
direct
inverse
magical
friendly
This graph represents what kind of relationship?
direct
inverse
magical
friendly
240 cm = ___________ m
2400
24
2.4
0.24
15.6 L = ___________ mL
15,600
156,000
1,560,000
15,600,000
0.932 g = ___________ mg
9.32
93.2
932
9,320
0.045 km = ___________ m
4.5
45
450
4500
Hydroelectric dams convert the ___________ energy of moving water into electricity.
kinetic
nuclear
elastic potential
electromagetic
Solar panels convert the __________ energy from the sun to electricity.
electromagnetic
thermal
nuclear
potential
Examine the graph and answer the following question:
Which of the following forms of energy experienced a decline in consumption from 2010-2019?
Petroleum
Nuclear
Renewables
Coal
Examine the graph and answer the following question:
Which of the following forms of energy experienced the greatest increase in usage from 1900-2019?
Petroleum
Nuclear
Coal
Renewables
