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Metric System, Matter, And Energy Review
Test Description: Review of concepts and terms associated with the metric system, matter, and energy.
Instructions: Answer all questions to get your test result.
1) The correct symbol for the SI unit of temperature is _______.
A
F
B
C
C
s
D
K
2) The unit of momentum is _________.
A
kg x m/s2
B
kg x m
C
m/s2
D
kg x m/s
3) Energy from the sun travels to the earth as _________.
A
combustion
B
radiant energy
C
mechanical energy
D
chemical energy
4) Three examples of physical change are _____________.
A
freezing of water, evaporation of gasoline, and rusting a nail
B
sawing of wood, crushing a can, and toasting a marshmallow
C
boiling of water, bursting of a balloon, and crumpling a piece of paper
D
burning of gasoline, rotting of an egg, and exploding fireworks
5) Matter that has a definite volume and definite shape is a __________.
A
plasma
B
solid
C
gas
D
liquid
6) Matter in which the particles are free to move in all directions until they have spread evenly throughout their container is a _______.
A
liquid
B
solid
C
plasma
D
gas
7) The law of __________________ states that energy in a system can change forms but can never be created or destroyed.
A
conservation of energy
B
construction of energy
C
conversion of energy
D
consecration of energy
8) Changes in matter can be of a chemical or physical nature. Which of the following is an example of a chemical change?
A
melting ice cream
B
freezing carbon monoxide
C
cooking an egg
D
boiling a pot of water
9) Most matter ___________ when heated.
A
condenses
B
expands
C
solidifies
D
contracts
10) As a sample of matter is heated, its particles __________.
A
move more quickly
B
stop moving
C
move more slowly
D
are unaffected
*select an answer for all questions
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