Types of matter

Air is:

• An element

• A compound

• A mixture

Instant coffee is made by dissolving a powder in hot water. Instant coffee is a ___________________ .

• pure substance

• mixture

Baking soda is the common name for sodium bicarbonate

• pure substance

• mixture

Cake batter is a substance that may contain flour, eggs and sugars mixed by hand or with an electric mixer. Cake batter is a ___________________ .

• pure substance

• mixture

Chalk is a mineral found in rocks. It contains carbon, oxygen and calcium atoms. Chalk is a ___________________ .

• pure

• mixed

Which of the following is a pure substance? 

• Water
• Salad
• Chocolate milk
• All of them 

Tags

NGSS.MS-PS1-1

Which of the following is a pure substance? 

• Soil 
• Salt
• Water and sand
• Vanilla ice cream with chocolate

A pure substance...

• Has a PERMANENT composition
• Has a VARIABLE composition

Tags

NGSS.MS-PS1-1

A pure substance...

• Looks the same from every part you look 
• Looks different from every part you look

Elias adds fruit to his yogurt. This is an example of a:

• Pure substance

• Mixture