Chemistry

The building blocks of matter; the smallest unit of an element.

• Molecule

• Element

• Atom

• Chemical bonds

Pure substance made up of its own type of atom(s).

• Molecule

• Element

• Atom

• Chemical bonds

Two or more of the same or different type of atoms joined together (same or different element).

• Molecule

• Element

• Atom

• Chemical bonds

Tags

NGSS.MS-PS1-1

A ______ _____ contains energy and joins atoms together in molecules.

Tags

NGSS.MS-PS1-1

The process by which one or more substances change to produce one or more different substances is known as a ______ _____.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Letter or letter(s) that represent an element are ______.

• chemical reaction

• chemical formula

• chemical products

• chemical symbols

_____ are the starting substances in a chemical reaction. Often, they are molecules that have their bonds broken.

• Products

• Reactants

• Bonds

• Energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Substances made in a chemical reaction.

• Products

• Reactants

• Bonds

• Energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Reactants ---> Products

What does the ' ---> ' represent?

A ________ ________ shows the reactants and products in a chemical reaction.

• Chemical change

• Chemical formula

• Chemical equation

• Chemical symbol

Tags

NGSS.MS-PS1-5