Elements, Compounds, and Mixtures Review

The basic unit of matter is

• a mixture
• a substance
• an atom
• a compound

Tags

NGSS.MS-PS1-1

A substance that contains only one type of atom is a(n)

• compound
• element
• heterogeneous mixture
• homogeneous mixture

Which of these is a pure substance?

• bread
• table salt
• garden soil
• sea water

Tags

NGSS.MS-PS1-4

Which of these is not an example of a molecule?

• CH4
• C
• C6H12O6
• H2O

Tags

NGSS.MS-PS1-1

Two or more elements chemically combined:

• an atom
• a compound
• a mixture
• a pure substance

Tags

NGSS.MS-PS1-1

A mixture that appears to be evenly mixed throughout:

• an atom
• a compound
• a homogeneous mixture
• a heterogeneous mixture

Compounds can only be separated by ____ means. 

• Chemical
• Physical
• Neutral
• Psychedelic

Mixtures are __________ combined.

• Chemically
• Physically
• Magically
• Spontaneously

Homogeneous mixtures are the _______ throughout.

• Different
• Same
• Uneven

This picture represents which of the following?

• element
• compound
• mixture of elements
• mixture of compounds

Tags

NGSS.MS-PS1-1