WorksheetsChapter 6 - Energy
Total questions: 40
Worksheet time: 30mins
Name
Class
Date
1.
What is being transferred as you do work?
a)
Energy
b)
Heat
c)
Power
d)
Gravitational Potential Energy
2.
The SI unit of work is?
a)
Joules
b)
Watts
c)
Newtons
d)
meters
3.
The energy of movement is...?
a)
Kinetic
b)
Potential
4.
Energy that is stored is called...
a)
Kinetic
b)
Potential
5.
The SI unit for power is...?
a)
Watts
b)
Joules
c)
Newtons
d)
Meters
6.
What is the formula for Kinetic Energy?
a)
PE = m*g*h
b)
KE = 1/2m*v2
c)
W = F*d
d)
P = W/t
7.
a)
A is Potential, B is Kinetic
b)
A is Kinetic, B is Potential
c)
A is Power, B is Work
d)
A is Work, B is Power
8.
At the start of a ski jump, a skier begins at rest at the top of a hill. What types of energies are present?
a)
Kinetic
b)
Gravitational
c)
Kinetic & Gravitational
d)
Gravitational & Internal
9.
As the skier goes down the hill, ________ energy increases while _______ energy decreases.
a)
Gravitational; Kinetic
b)
Kinetic; Gravitational
c)
Elastic; Kinetic
d)
Kinetic; Elastic
10.
When the speed of an object is doubled, its kinetic energy
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
11.
What is the unit of measurement for work?
a)
Newtons
b)
Meters
c)
Watts
d)
Joules
12.
As a pendulum swings from its highest to lowest position, what happens to its kinetic and potential energy?
a)
Both the potential energy and kinetic energy decrease
b)
The potential energy decreases while the kinetic energy increases
c)
The kinetic energy decreases while the potential energy increases
d)
Both the potential energy and kinetic energy increase
13.
Energy can be _____________ or changed from one type to another.
a)
destroyed
b)
transferred
c)
created
d)
ignored
14.
which point has the most kinetic energy
a)
D
b)
E
c)
C
d)
F
15.
Can energy be destroyed
a)
no
b)
yes
16.
Why does a large rock on the edge of a cliff have energy, even thought it is sitting still?
a)
Its position on the cliff gives it energy.
b)
Its friction on the cliff gives it energy.
c)
Its motion on the cliff gives it energy.
d)
Its gravity on the cliff gives it energy.
17.
Friction transforms mechanical energy to __________ energy.
a)
chemical
b)
nuclear
c)
electromagnetic
d)
heat / thermal
18.
What kind of energy is stored in the food you eat?
a)
chemical
b)
nuclear
c)
electromagnetic
d)
vitamin
19.
How is mechanical energy calculated?
a)
force x distance
b)
kinetic energy/potential energy
c)
gravitational energy x kinetic energy
d)
kinetic energy + potential energy
20.
When a pendulum swings, at which point is potential energy at its greatest
a)
1
b)
2
c)
3
d)
4
21.
Is the kinetic energy increasing or decreasing as it moves from A to B?
a)
increasing
b)
decreasing
c)
not changing
d)
it's not kinetic it's mechanical
22.
What kind of energy does something have because it is being stretched?
a)
gravitational potential
b)
elastic potential
c)
chemical
d)
radiant
23.
A boy lifted his school bag of mass 3 kg from the floor to his lap through a height of 0.5 m. What is the gravitational potential energy gained by the bag?
a)
1.5 J
b)
15 J
c)
150 J
d)
1500 J
24.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, what type of energy does it have?
a)
Potential Energy
b)
Kinetic Energy
c)
Nuclear Energy
d)
Chemical Energy
25.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, how much kinetic energy does it have?
a)
10 J
b)
100 J
c)
7 J
d)
20 J
26.
The energy an object has due to the motion of its particles; the total amount of kinetic energy of particles in an object.
a)
heat
b)
thermal energy
c)
conduction
d)
convection
27.
A change from one form of energy to another is called ___________.
a)
work
b)
power
c)
mechanical
d)
energy transformations
28.
ONE form of a transformation is called __________.
a)
single transformation
b)
double transformation
c)
multiple transformation
d)
triple transformation
29.
SERIES of energy transformations are called ___________.
a)
single transformaion
b)
double transformation
c)
multiple transformation
d)
triple transformation
30.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
31.
When you eat pizza, Chemical Energy is transferred to _____ Energy.
a)
Solar
b)
Electrical
c)
Mechanical
d)
Chemical
32.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
33.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
34.
Mechanical energy
a)
energy built up before being in motion
b)
energy released in a chemical reaction
c)
energy of motion
d)
sum of kinetic and potential energy
35.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
36.
Kinetic Energy
a)
energy of something before being in motion
b)
energy when something is in motion
c)
energy released in a chemical reaction
d)
energy that gives off heat
37.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
38.
What kind of energy does something have because it is being stretched?
a)
gravitational potential
b)
elastic potential
c)
chemical
d)
radiant
39.
An example of an energy transformation from chemical energy to electrical to light energy is...
a)
A bolt of lightning lights the night sky
b)
A candle glows brightly in the dark
c)
A fire in a fireplace lights up a room
d)
A battery causes a flashlight to shine
40.
Energy is the ability to ___________.
a)
Do nothing
b)
Cause change
c)
Fall
d)
Exist
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