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WorksheetsEnergy Transformations
Total questions: 26
Worksheet time: 13mins
Name
Class
Date
1.
What is the ability to do work?
a)
power
b)
force
c)
energy
d)
respiration
2.
What type of energy does a moving ball have?
a)
thermal
b)
potential
c)
kinetic
d)
electric
3.
What type of energy does a pitcher on a mound have?
a)
thermal
b)
kinetic
c)
acoustic
d)
chemical
4.
When holding something in the air, what energy does it have? What does it change to when released?
a)
thermal to kinetic
b)
potential to kinetic
c)
kinetic to potential
d)
mechanical to chemical
5.
The universe is an example of a(n)
a)
Open system
b)
Closed system
c)
Isolated System
d)
Simple Machine
6.
According to the Law of Conservation of Energy, energy
a)
can be created and destroyed.
b)
cannot be created or destroyed.
c)
can take on many forms.
d)
is always converted to heat.
7.
A closed system
a)
does NOT exchange matter OR energy
b)
exchanges matter NOT energy
c)
exchanges energy AND matter
d)
exchanges energy NOT matter
8.
An open system
a)
exchanges matter AND energy
b)
exchanges matter NOT energy
c)
exchanges energy NOT matter
d)
does not exchange matter or energy
9.
An isolated system
a)
exchanges matter and energy
b)
exchanges matter NOT energy
c)
exchanges energy NOT matter
d)
does not exchange matter or energy
10.
What is the primary SOURCE of the sun's energy?
a)
Nuclear fission
b)
Nuclear fusion
c)
chemical energy
d)
thermal energy
11.
True or False:
When an object's potential energy decreases, it's kinetic energy also decreases.
When an object's potential energy decreases, it's kinetic energy also decreases.
a)
True
b)
False
12.
True or False:
The energy of an isolated system is constant
The energy of an isolated system is constant
a)
True
b)
False
13.
The energy of an open system can increase.
a)
True
b)
False
14.
When work is done, energy is transferred or transformed.
a)
True
b)
False
15.
Work and energy are always equal.
a)
True
b)
False
16.
Energy and work have the same units (joules) of measurement.
a)
True
b)
False
17.
What is included in the gravitational potential energy equation?
a)
height and free fall acceleration
b)
mass and free fall acceleration
c)
height, mass, and free fall acceleration
d)
none of the above
18.
What type of energy holds the bonds of atoms together in compounds and molecules?
a)
nuclear
b)
light
c)
kinetic
d)
chemical
19.
Energy of position is another name for
a)
kinetic energy.
b)
potential energy.
c)
radiant energy.
d)
thermal energy.
20.
Energy of motion is another name for
a)
kinetic energy.
b)
potential energy.
c)
thermal energy.
d)
radiant energy.
21.
What type of system is a cat?
a)
open
b)
closed
c)
isolated
d)
animal
22.
What type of system is the earth?
a)
open
b)
closed
c)
isolated
d)
big
23.
Which is not an example of a closed system?
a)
clock
b)
watch
c)
calculator
d)
rose
24.
Energy that emits light or electromagnetic waves is ______________ energy.
a)
thermal
b)
radiant
c)
acoustic
d)
mechanical
25.
Energy of sound is __________ energy.
a)
thermal
b)
radiant
c)
acoustic
d)
mechanical
26.
The total kinetic energy of an object is its _________ energy.
a)
thermal
b)
radiant
c)
acoustic
d)
mechanical
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