Atoms

Front

All matter is made of _________.

Back

atoms

Tags

NGSS.MS-PS1-1

Front

How many electrons does Potassium (K) have?

Back

19

Tags

NGSS.MS-PS1-1

Front

The number of protons in an atom is called the .....

Back

Atomic Number

Front

What is this table?

Back

Periodic Table of Elements

Front

The amount of matter in an object (like weight) is its...

Back

mass

Front

What is an atom?

Back

The smallest unit of an element, consisting of protons, neutrons, and electrons.

Tags

NGSS.MS-PS1-1

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged particles that orbit the nucleus of an atom.

Tags

NGSS.MS-PS2-5

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element.