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Molecules
Test Description: Molecules of the Move Unit
Instructions: Answer all questions to get your test result.
1) Which is not a state of matter?
A
Gas
B
Liquid
C
Energy
D
Solid
2) Which state of matter do the molecules move the fastest?
A
Solid
B
Gas
C
Liquid
D
None of the above
3) What is physical change?
A
A change in the form, but not in substance.
B
One or more substances break apart or combine to form the same substance.
C
One or more substances break apart or combine to form a new substance.
D
A change in the substance, but not in form.
4) What is chemical change?
A
A change in the form, but not in substance.
B
One or more substances break apart or combine to form a new substance.
C
One or more substances break apart or combine to form the same substance.
D
A change in the substance, but not in form.
5) Which is not a way heat energy can be transferred?
A
Radiation
B
Conduction
C
Convection
D
Distillation
6) What is expansion?
A
When a substance adds heat energy, the molecules slow down, and the substance contracts.
B
Subtracting heat energy to a substance, which causes the molecules to move more quickly and causes the substance to expand.
C
Adding heat energy to a substance, which causes the molecules to move more quickly and causes the substance to expand.
D
When a substance loses heat energy, the molecules slow down, and the substance contracts.
7) What is contraction?
A
Adding heat energy to a substance, which causes the molecules to move more quickly and causes the substance to expand.
B
When a substance adds heat energy, the molecules slow down, and the substance contracts.
C
Subtracting heat energy to a substance, which causes the molecules to move more quickly and causes the substance to expand.
D
When a substance loses heat energy, the molecules slow down, and the substance contracts.
8) Name the four phases of change.
A
Freezing, condensation, expansion, and boiling
B
Freezing, evaporation, melting, and boiling
C
Freezing, condensation, melting, and contraction
D
Freezing, condensation, melting, and boiling
9) What are the solid, liquid and gas forms of water?
A
Ice, water, and lakes
B
Ice, popsicle, and water vapor
C
Steam, water, and water vapor
D
Ice, water, and water vapor
10) Define distillation.
A
Radiation is energy given off by something.
B
Distillation is the evaporation and subsequent collection of a liquid by condesation as a means of purification.
C
Distillation is warmer particles passing some of their warmth onto cooler particles.
D
Distillation is particles moving and taking their heat with them.
*select an answer for all questions
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