8th Grade Matter Review

Front

What are some clues of a chemical change?

Back

Fizzing, Foaming, Change in color.

Front

How do liquid water, ice, and water vapor differ from each other?

Back

They are different states of matter.

Front

Which of the following equations are correctly balanced? 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂

Back

This equation is correctly balanced.

Front

What is a 'period' on the periodic table?

Back

A period is a row on the periodic table.

Front

What is a compound?

Back

A compound is a substance formed from two or more elements that are chemically combined in a set ratio.

Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Front

What is an example of a physical change?

Back

Melting ice is an example of a physical change.

Front

What is the law of conservation of mass?

Back

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

Front

What is an element?

Back

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