Classification of Matter

Contains only one kind of atom.

• Element
• Compund
• Mixture

Contains two or more atoms combined

• Elements
• Compounds
• Mixtures

Tags

NGSS.MS-PS1-1

The air is a _________. 

• element 
• mixture 
• compound 
• energy 

Elements can be broken down into simpler substances. 

• false 
• true 
• sometimes 

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

diagram "a" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

diagram "b" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

diagram "c" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

diagram "d" is an example of a(n)

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

Two classifications of a pure substance are

• homogeneous and heterogeneous
• atoms and elements
• elements and compounds
• solutions and colloids