Unit review

Front

What is the chemical symbol for Helium?

Back

He

Front

What are subatomic particles that are neutral in charge?

Back

Neutrons

Front

Which element has no neutrons in its nucleus?

Back

Hydrogen

Front

What happens to the thermal energy of a substance as its temperature increases?

Back

The thermal energy increases.

Front

What is the term for a liquid changing to a solid?

Back

Freezing

Front

What is the atomic number of Helium?

Back

2

Front

What is the process called when a solid turns into a liquid?

Back

Melting

Front

What is the primary component of the nucleus of an atom?

Back

Protons and Neutrons

Front

What is the term for the energy an object possesses due to its motion?

Back

Kinetic energy

Front

What is the term for the energy stored in an object due to its position?

Back

Potential energy