Front

An instrument for measuring and indicating temperature.

Back

Thermometer

Front

Conduction is the transfer of energy from one substance to another by direct contact.

Back

True

Front

Image of the sun and Earth with arrows indicating heat transfer.

Back

Radiation

Front

Heat always moves from _______ to _______

Back

Heat always moves from hot to cold.

Front

The warm air rises and the cool air sinks. This creates

Back

The warm air rises and the cool air sinks, creating convection currents.

Front

What is Radiation?

Back

Radiation is energy that travels across distances as certain types of waves.

Front

Image of hands near a fire

Back

The image illustrates radiation, where heat is transferred through waves.

Front

Convection

Back

The transfer of heat through the movement of fluids (liquids or gases) due to differences in temperature and density.

Front

Conduction

Back

The transfer of heat through direct contact between materials, where heat moves from the hotter object to the cooler one.

Front

Celsius scale and Fahrenheit scale

Back

Two temperature scales.