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