Chapter 2 Heat Energy Question Preview (ID: 43326)
Heat And Energy Comprehensive Test.
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Why does warm air rise and cold air sink?
a) because warm air is denser than cold air
b) because warm air is less dense than cold air
c) because warm air has less pressure than cold air does
d) because cold air is less dense than warm air
Most solar energy that reaches Earth’s atmosphere is
a) absorbed by clouds, ozone and gases
b) absorbed by Earth’s surface.
c) scattered by clouds
d) reflected by Earth’s surface.
Energy transferred as heat through a solid material is called
a) Radiation
b) Thermal Conduction
c) Convection
d) Convection Current
Energy transferred as electromagnetic waves is called
a) Radiation
b) Thermal Conduction
c) Convection
d) Convection Current
Convection 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.
Thermal conduction is the transfer of energy
a) as electromagnetic waves
b) by the circulation of gases or liquids.
c) as heat through a material
d) to the atmosphere
The sun sending light and heat to the Earth is a form of
a) Radiation
b) Thermal Conduction
c) Convection
d) Convection Current
Warm air rising and cool air sinking is a form of
a) Radiation
b) Thermal Conduction
c) Convection
d) Insulation
A metal spoon gets hot when you place it in warm water
a) Radiation
b) Thermal Conduction
c) Convection
d) Insulation
Air is warmer near the ceiling than the floor
a) Radiation
b) Thermal Conduction
c) Convection
d) Insulation
A swimmer is caught in a current of cold water and is pulled under
a) Radiation
b) Thermal Conduction
c) Convection
d) Insulation
A sunbather gets a nasty sunburn after laying out for too long
a) Radiation
b) Thermal Conduction
c) Convection
d) Insulation
Which of the following vehicles has the MOST kinetic energy?
a) large truck traveling 30 m/s
b) small car traveling 30 m/s
c) large truck traveling 25 m/s
d) small car traveling 25 m/s
At what point does a roller coaster have the greatest gravitational potential energy?
a) the top of the biggest hill
b) the top of the smallest hill
c) the bottom of the biggest hill
d) the bottom of the smallest hill
A battery starts as ____________ potential energy and gets converted into _________ energy when you complete a circuit.
a) elastic, electrical
b) chemical, electrical
c) gravitational, chemical
d) electrical, chemical
Rubber Stopper
a) Conductor
b) Insulator
c) Both
d) Neither
Aluminum Can
a) Conductor
b) Insulator
c) Both
d) Neither
Wooden Ruler
a) Conductor
b) Insulator
c) Neither
d) Both
Water
a) Conductor
b) Insulator
c) Neither
d) Both
Electrical Cord
a) Conductor
b) Insulator
c) Neither
d) Both
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