Matter

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form or appearance of a substance without changing its composition, while a chemical change results in the formation of new substances.

Front

What is mass?

Back

Mass is the amount of matter an object contains, typically measured in grams or kilograms.

Front

What is volume?

Back

Volume is the amount of space an object occupies, usually measured in liters or cubic centimeters.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.

Front

What is a pure substance?

Back

A pure substance is a material that has a constant composition and consistent properties throughout.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is density?

Back

Density is the mass of a substance divided by its volume, often expressed in grams per cubic centimeter.