8th Grade Lessons 1,2,3

Front

What is the equation for density?

Back

Density = Mass / Volume

Front

What is a substance?

Back

A single kind of matter that is pure and has a specific set of properties.

Front

What are chemical properties?

Back

Characteristics that describe something's ability to become something else.

Front

What is mass?

Back

The amount of matter in an object.

Front

What are elements?

Back

Substances that are made up of only one type of atom.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What is volume?

Back

The amount of space an object occupies.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.

Front

What is a physical property?

Back

A characteristic of a substance that can be observed without changing its identity.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.