Chemistry Revell Chapter 1 Review

Front

What is a phase change?

Back

A phase change is a transition of matter from one state to another, such as solid to liquid or liquid to gas.

Front

What happens to kinetic energy when water boils?

Back

When water boils, the kinetic energy of the molecules increases.

Front

What is freezing?

Back

Freezing is the process where a liquid turns into a solid.

Front

What is melting?

Back

Melting is the process where a solid turns into a liquid.

Front

What is condensing?

Back

Condensing is the process where a gas turns into a liquid.

Front

What is the scientific method?

Back

The scientific method is a systematic approach to problem-solving and experimentation.

Front

Can scientific theories change?

Back

Yes, scientific theories can change as new evidence and information become available.

Front

What is a chemical change?

Back

A chemical change is a process that alters the chemical composition of a substance, resulting in the formation of new substances.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.