Unit 2 Test Review

What below is NOT considered matter?

• Carbon atoms

• Gravity

• Bacteria

• Air

Matter is anything that.....

• Has mass and takes up space

• Has mass and is visible

• Takes up space and has energy

• Has energy and is visible

What particle view below is a mixture?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

What is the best classification for this substance?

• An element

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

Is this a pure substance?

• Yes

• No

Tags

NGSS.MS-PS1-1

What is the best classification of this substance?

• An element

• A compound

• A mixture of 2 elements

• A mixture of 2 compounds

Tags

NGSS.MS-PS1-1

What is the best classification of this substance? H₂SO₄

• An element

• A compound

• A mixture

Tags

NGSS.MS-PS1-1

What is the best classification of this substance? CO₂ & H₂S

• An element

• A compound

• A mixture of 2 compounds

• A mixture of many elements

Tags

NGSS.MS-PS1-1

What is an example of a physical property?

• Silver is shiny

• Alcohols are flammable

• Alkali metals are reactive with water

• Acids are sometimes corrosive

What is an example of a chemical change?

• Tearing paper

• Dissolving salt in water

• Melting ice

• Burning wood

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5