Physical B Final Exam

Front

Which state of matter has particles that are tightly packed?

Back

Solid

Front

What does the nucleus of an atom contain?

Back

Protons and neutrons

Front

Wood burning is an example of _______

Back

Chemical change

Front

What is a mixture that has no visible differences in composition?

Back

Homogeneous Mixture

Front

In a solution, what is the solvent?

Back

The substance that exists in the greatest quantity

Front

What is the definition of a solid?

Back

A state of matter with a definite shape and volume, where particles are closely packed together.

Front

What is the definition of a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container, with particles that are close together but can move past one another.

Front

What is the definition of a gas?

Back

A state of matter that has no definite shape or volume, with particles that are far apart and move freely.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is a physical change?

Back

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