Classifying Matter

Which is not a pure substance?

• Milk
• Oxygen
• Water
• Carbon doxide

If an unknow substance cannot be broken down into simpiler substances, it is ...

• a compound
• an element
• a suspension
• a solution

If a mixture has components you can see it is a...

• solution
• compound
• homogeneous mixture
• heterogeneous mixture

Water is a compound because it...

• has components you cannot see
• has a fixed composistion
• is made of water atoms joined together
• isn't a compound

Tags

NGSS.MS-PS1-1

Which is a homogeneouse mixture?

• Sand
• Trail mix
• Pizza
• Grape juice

You are about to open an iced coffee, and notice the label says to "shake well", the drink must be a...

• solution
• colloid
• suspension
• compound

Which has the highest viscosity?

• Mapel Syrup
• Lemonade
• Milk
• Orange juice

Which of the following is a physical change?

• Sawing a piece of wood in two
• Burning a piece of wood.
• Rust forming on an iron nail.
• The Statue of Liberty turning green.

A chemical change can always be identified because...

• the surface area will increase
• a new substance will form
• the color will change
• gasses will form

Tags

NGSS.MS-PS1-2

A substance could be either ________ or ________.

• solution or element
• solution or suspension
• compound or element
• heterogeneous or homogeneous