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Energy Unit Test Review
Test Description: 6th grade Energy Unit
Instructions: Answer all questions to get your test result.
1) When you see a change in the environment you know that ______ has been transferred.
A
energy
B
force
C
heat
D
motion
2) When a rubber band is stretched, it has _______ energy.
A
kinetic
B
potential
C
chemical
D
nuclear
3) A green plant has ______ energy.
A
kinetic
B
thermal
C
electrical
D
chemical
4) _____ is a fossil fuel.
A
gasoline
B
water
C
electricity
D
nuclear fuel
5) A liquid thermometer works because liquid ____ when warmed.
A
condenses
B
expands
C
contracts
D
solidifies
6) When a pot of water is put on a stove, the water at the top gets hot primarily by _______.
A
radiation
B
convection
C
conduction
D
consensation
7) _____ is an alternative resource.
A
natural gas
B
wind
C
oil
D
coal
8) Heat is _____ energy that is transferred from one object at a certain temperature to another at a different temperature.
A
kinetic
B
electromagnetic
C
thermal
D
solar
9) Which one of the following is NOT an example of work being done?
A
the Moon orbiting Earth
B
lifting a bookbag off the floor
C
pulling a sled across a field covered with snow
D
pushing a box from the bottom of a hill to the top of the hill
10) A device that does work with on ly one movement and changes the size or direction of a force is a(n) _____.
A
screw
B
effort machine
C
compound machine
D
simple machine
11) The amount by which a machine multiplies an input force is called the _____.
A
mechanical advantage
B
efficiency factor
C
resistance force
D
fulcrum
12) An inclined plane with one or two sloping sides that splits objects apart forms a machine called a _____.
A
ramp
B
lever
C
pulley
D
wedge
13) An inclined plane wrapped around a cylinder post is a _____.
A
lever
B
wedge
C
ramp
D
screw
14) When two or more simple machines work together, they are called a(n) _____.
A
simple machine
B
screw
C
compound machine
D
effort machine
15) Which of the following simple machines looks like a wheel with teeth?
A
lever
B
wheel and axle
C
pulley
D
gear
16) The buildup of electric charges on an object is called a _____.
A
static charge
B
circuit charge
C
current circuit
D
current charge
17) A material through which electrons do NOT easily flow is a(n)_____.
A
conductor
B
fuse
C
transformer
D
insulator
18) Two objects will attract one another when they have.
A
like charges
B
opposite charges
C
no charge
D
the same amount of charge
19) One example of a good conductor is _______.
A
rubber
B
copper
C
wood
D
glass
20) The steady flow of electrons through a conductor is _____.
A
a circuit
B
an insulator
C
resistance
D
an electric current
*select an answer for all questions
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