WorksheetsThermal Energy Review
Total questions: 10
Worksheet time: 14mins
Which best explains how the Earth’s atmosphere is warmed?
Radiation from the sun warms the surface and the atmosphere is heated through conduction and convection.
Radiation from the sun warms the surface and the atmosphere is heated through evaporation and convection.
Convection from the sun warms the surface and the atmosphere is heated through conduction and radiation.
Convection from the sun warms the surface and the atmosphere is heated through evaporation and conduction.
What two processes of heat transfer would cause the water in a pot on the stove to boil?
radiation and convection
conduction and radiation
radiation and evaporation
conduction and convection
What is thermal equilibrium?
The transfer of heat through the movement of molecules due to density differences.
The point when substances have reached the same temperature.
The transfer of heat through electromagnetic waves.
The measurement that compares the amount of mass an object has to its volume.
What is the transfer of heat through electromagnetic waves?
Radiation
Convection
Solar Radiation
Conduction
The diagram shows a refrigerator. The cooling unit is placed at the top. The cooling unit cools the air near it. What happens to the density of the air as it cools, and how does it move?
The density of air increases. It moves down.
The density of air increases. It moves up.
The density of air decreases. It moves down.
The density of air increases. It moves up.
The diagram shows some rice being boiled in a pan. What is the main methods by which thermal energy is transferred (i) through the metal pan and
(ii) through the water?
(i) conduction (ii) conduction
(i) convection (ii) convection
(i) conduction (ii) convection
(i) convection (ii) conduction
Heat transfer always moves ...
cold to hot
east to west
hot to cold
north to south
Heat will always transfer from the ___________ object to the ________ object.
The hottest object to the coolest object.
The coolest object to the hottest object.
The solid object to the liquid object.
The liquid object to the solid object.
