What subatomic particle(s) would be found orbiting the nucleus?

• neutrons

• electrons

• protons

Protons and electrons balance the charge of an atom

• true

• false

What is the atomic number for an element with three protons

• 1

• 3

• 6

What is the number of protons that the element in this image contain?

• 14

• 7

• 15

• 8

All matter is made of

• energy

• atoms

• compounds

The positive particles of an atom are

• electrons

• neutrons

• protons

The central region of an atom where its neutrons and protons are is its

• nucleus

• electron cloud

• center

An atom with atomic number 6 would have how many protons?

• 6

• 3

• cannot be determined

Particles in an atom that are neutral and have no charge are

• neutrons

• electrons

• protons

What subatomic particles would you find in the nucleus of an atom?

• protons only

• protons and neutrons

• neutrons and electrons