Investigation 1 Test Review

Front

What is the direction of heat transfer?

Back

From matter at higher temperature to matter at lower temperature.

Front

What is the energy of a moving object called?

Back

Kinetic Energy.

Front

What is the sequence of energy conversions from coal to a radio?

Back

Chemical potential energy, thermal energy, electrical energy, sound energy.

Front

Which subatomic particle has a negative charge?

Back

Electron.

Front

What happens when ice is stirred into warm water according to the second law of thermodynamics?

Back

The ice cubes will lose heat and the warm water will gain heat until the temperature in the system is uniform throughout.

Front

What is thermal equilibrium?

Back

A state where all parts of a system have the same temperature.

Front

Define kinetic energy.

Back

The energy that an object possesses due to its motion.

Front

What is chemical potential energy?

Back

Energy stored in the bonds of chemical compounds.

Front

What is the second law of thermodynamics?

Back

In an isolated system, the total entropy can only increase over time.

Front

What is the difference between thermal energy and temperature?

Back

Thermal energy is the total energy of all particles in a substance, while temperature measures the average kinetic energy of those particles.