Pure Substances, Mixtures, and Separating Mixtures

Type of mixture that has the SAME COMPOSITION in every part.

• Homogenous

• Heterogeneous

Type of mixture that DOESN'T HAVE the same composition in every part.

• Homogeneous

• Heterogeneous

Chocolate milk is an example of a

• homogeneous mixture

• heterogeneous mixture

Salad is an example of a

• homogeneous mixture

• heterogeneous mixture

Which of the following is a method of separating solutions?

• hand separation

• filtering

• decanting

• evaporation 

You have a glass of salt and water, what is the best method to separate the salt out of the water?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

True or False: The best way to separate rocks and sand is to use a sieve to sift the sand, this will allow the sand to fall through and the rocks to stay.

• True

• False

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

• compound          

• atom

• mixture 

• element

made up of one kind of matter and has a definite set of properties

• compound          

• atom

• mixture 

• pure substance

Tags

NGSS.MS-PS1-4

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

Tags

NGSS.MS-PS1-2