Atoms and Molecules

Front

A molecule is made up of ____ or more atoms.

Back

2 or more atoms.

Tags

NGSS.MS-PS1-1

Front

What chart should you reference to lookup information about elements?

Back

Periodic Table of Elements.

Front

Protons and neutrons clump together to form the __________ of an atom.

Back

nucleus.

Tags

NGSS.MS-PS1-1

Front

Which of these is the simplest atom?

Back

Hydrogen.

Front

Atoms are more than ________ times smaller than the width of a hair.

Back

10,000.

Front

What is the smallest unit of matter?

Back

Atom.

Tags

NGSS.MS-PS1-1

Front

What are the three main subatomic particles?

Back

Protons, neutrons, and electrons.

Tags

NGSS.MS-PS1-1

Front

What charge do protons have?

Back

Positive charge.

Front

What charge do electrons have?

Back

Negative charge.

Tags

NGSS.MS-PS2-3

Front

Where are electrons located in an atom?

Back

In the outer shells or orbitals.