Unit 1 - The Structure of Matter

Front

What is an atomic number?

Back

An atomic number is related to the structure of atoms. Each element's atomic number is unique.

Front

What is the formula for finding density?

Back

The formula for finding density is d = m / v.

Front

True or False: Fire is matter.

Back

False.

Front

What is mass?

Back

Mass is a measure of the amount of matter in an object.

Front

True or False: Atoms of the same element have different chemical properties and behave differently.

Back

False.

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the gravitational force acting on that mass.

Front

What are atoms?

Back

Atoms are the basic building blocks of matter, consisting of protons, neutrons, and electrons.

Front

What is a molecule?

Back

A molecule is two or more atoms bonded together.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass cannot be created or destroyed in a chemical reaction.