WorksheetsThermal Energy Unit Preassessment
Total questions: 21
Worksheet time: 16mins
Name
Class
Date
1.
What is kinetic energy?
a)
The energy of motion
b)
A combination of two types of energy
c)
Stored energy
d)
How far something goes in a specific time
2.
What is potential energy?
a)
The energy of motion
b)
A combination of two types of energy
c)
Stored energy
d)
How far something goes in a specific time
3.
What is mechanical energy?
a)
The energy of motion
b)
The ability to cause motion (kinetic and potential energy)
c)
Stored energy
d)
How far something goes in a specific time
4.
"As a roller coaster moves around a track, it sometimes has potential energy, it sometimes has kinetic energy, and it sometimes has both." What is this an example of?
a)
Energy transformation
b)
Energy transfer
5.
Which of the following has potential energy?
a)
A roller coaster at the top of a hill
b)
A rolling marble
c)
A running dog
6.
Energy is...
a)
the ability to do work
b)
moving an object
c)
causing nothing to change
d)
the ability to stay the same
7.
A change from one form of energy to another is called ___________.
a)
work
b)
power
c)
mechanical
d)
energy transformations
8.
What does the Law of Conservation of Energy state?
a)
Energy cannot be created or destroyed
b)
Nothing can exchange energy
c)
Energy will increase over time.
d)
Energy will decrease over time.
9.
Everything has thermal energy
a)
False
b)
True
10.
All matter is made up of atoms that are constantly moving
a)
True
b)
False
11.
Thermal energy is the __________ _________ energy of moving particles
a)
total potential
b)
average potential
c)
average kinetic
d)
total kinetic
12.
Hot things have ____________ thermal energy than cold things
a)
more
b)
less
c)
same
d)
potato
13.
Cold things often have a _________ kinetic energy because_______
a)
lower; particles are moving around less
b)
lower; particles are moving around more
c)
higher; particles are moving around the same
d)
higher; particles do not move
14.
Temperature is a way we ____________ energy
a)
eat
b)
measure
c)
gain
d)
lose
15.
As temperature increases, molecules _____________
a)
move slower
b)
move the same
c)
move faster
d)
stop moving
16.
Which would probably keep an ice cream cone from melting?
a)
An ice cream cone
b)
A styrofoam cup
c)
A plastic cup
17.
True or False: An insulator is a type of material that allows heat to escape from an object quickly.
a)
True
b)
False
18.
In heat transfer, heat always flows from the _______________ substance to the _______________ substance.
a)
Hotter to colder
b)
Colder to hotter
c)
Hotter to hotter
d)
Colder to colder
19.
The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
20.
The kind of heat transfer that travels through space in electromagnetic waves is ______________________.
a)
insulation.
b)
Radiation
c)
Conduction
d)
Convection
21.
___________________ is the type of heat transfer that occurs in fluids, such as warm air rising and cold air sinking; creating wind.
a)
Convection
b)
Conduction
c)
Radiation
d)
insulation.
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