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Chapter 2 Heat Energy
Test Description: Heat and Energy comprehensive test
Instructions: Answer all questions to get your test result.
1) Why does warm air rise and cold air sink?
A
because cold air is less dense than warm air
B
because warm air is less dense than cold air
C
because warm air has less pressure than cold air does
D
because warm air is denser than cold air
2) Most solar energy that reaches Earth’s atmosphere is
A
reflected by Earth’s surface.
B
absorbed by Earth’s surface.
C
absorbed by clouds, ozone and gases
D
scattered by clouds
3) Energy transferred as heat through a solid material is called
A
Convection Current
B
Radiation
C
Thermal Conduction
D
Convection
4) Energy transferred as electromagnetic waves is called
A
Thermal Conduction
B
Convection
C
Convection Current
D
Radiation
5) Convection is the transfer of energy
A
as heat through a material
B
by the circulation of gases or liquids.
C
to the atmosphere
D
as electromagnetic waves.
6) Thermal conduction is the transfer of energy
A
to the atmosphere
B
by the circulation of gases or liquids.
C
as heat through a material
D
as electromagnetic waves
7) The sun sending light and heat to the Earth is a form of
A
Convection
B
Convection Current
C
Radiation
D
Thermal Conduction
8) Warm air rising and cool air sinking is a form of
A
Thermal Conduction
B
Radiation
C
Insulation
D
Convection
9) A metal spoon gets hot when you place it in warm water
A
Convection
B
Thermal Conduction
C
Insulation
D
Radiation
10) Air is warmer near the ceiling than the floor
A
Insulation
B
Radiation
C
Thermal Conduction
D
Convection
11) A swimmer is caught in a current of cold water and is pulled under
A
Convection
B
Insulation
C
Thermal Conduction
D
Radiation
12) A sunbather gets a nasty sunburn after laying out for too long
A
Radiation
B
Thermal Conduction
C
Insulation
D
Convection
13) Which of the following vehicles has the MOST kinetic energy?
A
large truck traveling 30 m/s
B
small car traveling 25 m/s
C
large truck traveling 25 m/s
D
small car traveling 30 m/s
14) At what point does a roller coaster have the greatest gravitational potential energy?
A
the top of the smallest hill
B
the bottom of the smallest hill
C
the bottom of the biggest hill
D
the top of the biggest hill
15) A battery starts as ____________ potential energy and gets converted into _________ energy when you complete a circuit.
A
elastic, electrical
B
gravitational, chemical
C
chemical, electrical
D
electrical, chemical
16) Rubber Stopper
A
Both
B
Neither
C
Conductor
D
Insulator
17) Aluminum Can
A
Conductor
B
Insulator
C
Both
D
Neither
18) Wooden Ruler
A
Both
B
Conductor
C
Neither
D
Insulator
19) Water
A
Both
B
Conductor
C
Neither
D
Insulator
20) Electrical Cord
A
Both
B
Neither
C
Conductor
D
Insulator
*select an answer for all questions
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