Pure Substances and Mixtures

Combination of two or more pure substances that are not chemically combined

• compound          
• atom
• mixture 
• element

A mixture that is uniform and well mixed is _____.

• homogeneous
• hetergeneous
• pure substance
• compoud

The picture shown here is what type of mixture?

• homogeneous
• hetergeneous
• pure substance
• element

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

This diagram represents a _____.

• pure substance that is a compound
• mixture of elements and compounds
• pure substance that is an element
• mixture of compounds

Tags

NGSS.MS-PS1-1

Which is the best set of tools to use for separating a mixture of water, sugar, and pebbles?

• a filter and a magnet
• a filter and a hot plate
• a magnet and a hot plate
• a settling tank and a filter

An example of a compound would be:

• hydrogen gas (H₂)
• heterogeneous
• sodium chloride (NaCl)
• oxygen gas (O₂)

Tags

NGSS.MS-PS1-1

You are eating a pizza. What type of mixture are you consuming?

• homogeneous
• heterogeneous
• pure substance
• The Periodic Table