Energy Transfer

Front

Which statement is not true about conduction?

• It can transfer energy through empty space.
• It requires direct contact between the objects.
• It involves a transfer of energy in the form of heat.
• It results in a change of temperature in both objects.

Back

It can transfer energy through empty space.

Front

What is the main form of radiation released by Earth at night?

Back

infrared radiation

Front

As water is heated by the sun, it becomes less dense and rises. What causes the decrease in the density of warming water?

Back

The water particles move faster, causing the water to expand.

Front

Which step should be labeled conduction in the process that warms the air above a lake? Options: step 1, step 2, step 3, step 4

Back

step 3

Front

Light from the sun heats Earth’s atmosphere. When the air becomes warmer, it expands, resulting in weather patterns. Which type of energy increases as air expands?

Back

kinetic energy

Front

_____ refers to the total kinetic energy of particles.

Back

Thermal Energy

Front

An increase in volume that results from an increase in temperature.

Back

Thermal expansion

Front

_____ measures the average kinetic energy (Motion) of particles of matter.

Back

Temperature

Front

The transfer of energy _______ occurs from the object with the higher temperature to the object with the lower temp.

Back

Always

Front

_____ is transferred by electromagnetic waves.

Back

Radiation