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Science Chapter 2
Test Description: Science Chapter 2
Instructions: Answer all questions to get your test result.
1) What is kinetic energy?
A
Energy of a moving object
B
The energy that remains after an object is at rest
C
Natural energy of each object
D
Energy obtained from the sun
2) As the speed of an object ______ its kinetic energy _______.
A
decreases, increases
B
increases, decreases
C
decreases, decreases
D
increases, increases
3) If the speed of an object decreases, its kinetic energy _______.
A
remains the same
B
decreases
C
stops
D
increases
4) What is conduction?
A
Directing a train
B
Boiling water
C
Performing a musical
D
The process of transferring energy
5) Energy can only be transferred from something at a higher temperature to something at a _____ temperature.
A
higher
B
any
C
the same
D
lower
6) The measure of the average kinetic energy of the atoms or molecules of a substance is?
A
Temperature
B
Conduction
C
Heat
D
Kinetic Energy
7) The energy that is transferred from a substance at a higher temperature to a substance at a lower temperature is?
A
Conduction
B
Heat
C
Temperature
D
Cooling
8) In a solid state, the atoms or molecules that make up the substance have strong attractions to each other and stay in _____ positions
A
fixed
B
loose
C
mobile
D
transient
9) When a solid is heated, the motion of the particles ________
A
disappears
B
decreases
C
remains the same
D
increases
10) Particles sliding past each other as the substance begins to state from a solid to a liquid is...
A
heating
B
Melting
C
Sublimation
D
transference
11) Changing directly from a solid to a gas is....
A
Temperature
B
Heat
C
Melting
D
Sublimation
12) Molecules in a liquid go directly into the air as a gas is...
A
Evaporation
B
Melting
C
Heat
D
Sublimation
13) The temperature at which a substance begins to melt is...
A
Sublimation
B
Evaporation
C
Melting point
D
Melting
14) Changing from a gas to a liquid is
A
Conduction
B
Melting Point
C
Condensation
D
Evaporation
15) Changing from a liquid to a solid is
A
Evaporation
B
Freezing
C
Melting
D
Condensation
16) When water freezes, the molecules move
A
closer together
B
further apart
C
in a circular pattern
D
they dance all over the surface
17) Changing from a gas to a solid is
A
Deposition
B
Freezing
C
Melting
D
Condensation
18) This forms when liquid water evaporates to become water vapor and moves up into the sky in upward-moving air.
A
rain
B
ice crystals
C
clouds
D
tornadoes
19) This forms when a small drop of water freezes, falls and then gets pushed back up into a cloud. eventually it becomes a heavy ice crystal and falls to the ground
A
rain
B
dew
C
snow
D
hail
20) This is produced when moist air close to the ground cools enough to condense and forms liquid water.
A
rain
B
hail
C
fog
D
dew
*select an answer for all questions
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