Atoms and Elements

Everything that has mass and that takes up space is called...

• energy

• matter

• molecule

• atom

What is the smallest part of matter?

• a compound

• a solution

• an element

• a molecule

Tags

NGSS.MS-PS1-1

The smallest part of an element is ________.

• a solution

• an atom

• a compound

• a molecule

Tags

NGSS.MS-PS1-1

What is the smallest particle into which an element can be divided, while still considered the same substance?

• Molecule

• Neutron

• Atom

• Proton

Protons have a _____________________ charge.

• Negative

• Neutral (no charge)

• Positive

Neutrons have a _____________________ charge.

• Negative

• Neutral (no charge)

• Positive

Electrons have a _____________________ charge.

• Negative

• Positive

• Neutral (no charge)

Tags

NGSS.HS-PS2-4

Which of the following are elements?

• Water

• Hydrogen

• Oxygen

• Salt

• Carbon

Identify all of the choices that are elements.

• Potassium

• Helium

• Water

• Carbon dioxide

• Gold

All matter is made of —

• gold

• mixtures

• iron

• atoms

Tags

NGSS.MS-PS1-1