Heat/Temperature Question Preview (ID: 55506)


Answer Questions About Heat And Temperature! TEACHERS: click here for quick copy question ID numbers.

Celsius and Fahrenheit are the units of measurement for ___________________.
a) heat
b) thermal energy
c) temperature
d) none of the above

A pot holder is useful for picking up hot objects, because it is a good _____________.
a) radiator
b) conductor
c) refractor
d) insulator

A beaker is filled with warm water. Cold water is added to the beaker. The water has reached thermal equilibrium when ________________.
a) all of the water has tu
b) all of the water is the same temperature
c) all of the water is frozen
d) the warm water is on top and the cold water is on the bottom

Which material is the best conductor of heat?
a) air
b) wood
c) copper (metal)
d) plastic

______________ occurs when energy is transferred through a fluid.
a) conduction
b) convection
c) insulation
d) radiation

What type of energy transfer occurs when the sun's energy is transferred to the Earth?
a) conduction
b) convection
c) insulation
d) radiation

The process in which energy is transferred through direct contact, or touching, is called _______________.
a) conduction
b) convection
c) insulation
d) radiation

What happens when molecules increase their speed?
a) The liquid will change into a solid.
b) The temperature of the liquid will increase.
c) The temperature of the liquid will decrease.
d) The molecules will grow in size.

When a thermometer is placed in a substance, what is it actually measuring?
a) heat
b) temperature
c) pressure
d) density

Heat always moves _____________________.
a) upward
b) downward
c) from warmer areas to cooler areas
d) from cooler areas to warmer areas

What does thermal energy measure?
a) the average potential energy of an object's molecules
b) the average kinetic energy of an object's molecules
c) the total potential energy and kinetic energy of an object's molecules
d) none of the above

What does temperature measure?
a) the average potential energy of an object's molecules
b) the average kinetic energy of an object's molecules
c) the total potential energy and kinetic energy of an object's molecules
d) none of the above

Energy that is stored is called ________________________.
a) kinetic energy
b) potential energy
c) static energy
d) physical energy

The energy an object has when it is in motion is called ________________________.
a) kinetic energy
b) potential energy
c) static energy
d) physical energy

Air rises when it is heated. Why does this happen?
a) Warm air has less mass than cool air.
b) Earth's gravity attracts warm air less than cold air.
c) Denser cold air moves under the warm air, pushing it up.
d) Air turns into helium when it is heated.

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