Intro to Thermal Energy Recap Flashcard

Front

What happens to water over time in an open cup?

Back

It evaporates.

Front

What happens to an object as its thermal energy increases?

Back

It heats up.

Front

Thermal energy always moves from a ______ area to a ______ area.

Back

warmer, cooler

Front

A pot is placed directly on a stove. The pot gets hot due to ________.

Back

conduction.

Front

If a cup is placed in sunlight, which of the following will happen?

Back

The temperature might change due to absorbed light.

Front

What is thermal energy?

Back

Thermal energy is the total kinetic energy of particles in a substance.

Front

What is conduction?

Back

Conduction is the transfer of thermal energy through direct contact between materials.

Front

What is convection?

Back

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

Front

What is radiation?

Back

Radiation is the transfer of thermal energy through electromagnetic waves.

Front

What happens to the temperature of a substance when it absorbs thermal energy?

Back

The temperature increases.