Mixtures and Pure Substances

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

When making a fruit drink from a powdered mixture, water is the __________

• dissolving part

• solute

• solution

• solvent

Pure substances can be ​ (a)   and

mixtures can be ​ (b)  

• elements or compounds

• elements and homogeneous mixtures

• compounds and homogeneous mixtures

• elements and heterogeneous mixtures

• compounds and heterogenous mixtures

• homogeneous and heterogenous.

Milk

• Solution

• Suspension

• Colloid

Ms. Powers made Kool-Aid for her classes. The sugar and powder mixture was the​ (a)   . The water was the ​ (b)   . The Kool-Aid was the ​ (c)  

• solute

• solvent

• solution

• equation

• salt

• solve

Match the following

• element

• simplest type of pure substance

• compound

• homogeneous mixture of 2 or more substances

• homogeneous

• mixture appears the same

• solution

• 2 or more substances chemically combined

A pure substance...

• is an element or a compound

• is an element or a mixture

• is a compound or a mixture

• is a mixture

 Bronze 

•  Homogeneous 

•  Heterogeneous 

•  Element 

•  Compound