06 Elements, Atoms and Molecules

The smallest particle of all matter in the universe.

• molecule
• atom
• cell
• element

Is this a molecule, a compound, both, or neither?

• Neither
• Both
• Compound
• Molecule

Tags

NGSS.MS-PS1-1

A pure substance that cannot be broken down any further chemically without changing the properties of it.

• element
• atom
• mixture
• compound

Two or more atoms of the same OR different element combined to make a substance

• element
• compound
• molecule
• atom

Tags

NGSS.MS-PS1-1

How many atoms does this have?

• 0

• 1

• 2

• 3

Tags

NGSS.MS-PS1-1

Two or more different elements chemically combined

• mixture
• solution
• compound
• element

Tags

NGSS.MS-PS1-5

The word "atom" comes a Greek word meaning?

• Tiny

• Uncuttable

• Explosive

• Invisible

What kind of a charge does a proton have?

• negative

• positive

• neutral

• explosive

What kind of a charge does a neutron have?

• negative

• neutral

• positive

• explosive

Is this a molecule, a compound, both, or neither?

• neither
• both
• compound
• molecule

Tags

NGSS.MS-PS1-1