structure and properties of matter

What are the 4 states of matter? Choose all that apply.

• solid

• plasma

• gas

• steam

• liquid

What is the name of the particle that is found in the nucleus that has no charge?

Removing thermal energy from a substance

They type of bonds that link atoms together.

• Electric bonds

• James bonds

• Chemical bonds

• Neutron bonds

The atoms in a ________ are packed tightly together and slowly vibrate.

• liquid

• solid

• gas

• plasma

The smallest unit of a substance that keeps all the physical and chemical properties of that substance

• Molecule

• Gas

• Heat

• Density

Everything is made of tiny pieces called

• Cells

• Molecules

• Water

• Atoms (elements)

How many oxygen atoms are in 1 carbon dioxide (CO₂) molecule?

• 1

• 2

• 3

• 4

Which number has the particles moving the fastest?

• 1

• 2

• 5

• 4

• 3

Adding thermal energy to a substance

• Cooling

• Temperature

• Density

• Heating