Review for Semester Test

Front

What is a good insulator?

Back

A good insulator is a material that reduces the transfer of heat, helping to maintain the original temperature of objects inside it.

Front

What is a crest in a wave?

Back

A crest is the highest point of a wave.

Front

What is a trough in a wave?

Back

A trough is the lowest point of a wave.

Front

What type of heat transfer occurs when warm air rises and cool air sinks?

Back

Convection is the type of heat transfer demonstrated when warm air rises and cool air sinks.

Front

Which state of matter has the greatest kinetic energy?

Back

Gases have the greatest kinetic energy compared to solids and liquids.

Front

What causes sunburn?

Back

Sunburn is caused by radiation from the sun.

Front

Define conduction.

Back

Conduction is the transfer of heat through direct contact between materials.

Front

Define convection.

Back

Convection is the transfer of heat through the movement of fluids (liquids and gases).

Front

Define radiation.

Back

Radiation is the transfer of heat in the form of electromagnetic waves, such as sunlight.

Front

What happens to particles in a solid when heated?

Back

When heated, particles in a solid vibrate faster but remain in fixed positions.