Chemical Reactions

Front

What are the properties of matter?

Back

Properties of matter include magnetism, odor, color, and more.

Front

What is a catalyst?

Back

A catalyst is a substance that helps a chemical reaction happen faster without being consumed in the process.

Front

What results in no new substances?

Back

A physical change results in no new substances.

Front

What kind of scientist studies chemical reactions to form new chemicals?

Back

A materials scientist studies chemical reactions to form new chemicals.

Front

What is a molecule?

Back

A molecule is made of more than one atom.

Front

What is a chemical reaction?

Back

A chemical reaction is a process where substances (reactants) are transformed into new substances (products).

Front

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

Back

A physical change does not create new substances, while a chemical change does.

Front

What is an example of a physical change?

Back

Melting ice is an example of a physical change.

Front

What is an example of a chemical change?

Back

Burning wood is an example of a chemical change.

Front

What is an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.