Exploring Matter and Mixtures

Which of the following is NOT a state of matter?

• Solid

• Liquid

• Gas

• Energy

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

What is a homogeneous mixture?

• A mixture where the components are not evenly distributed

• A mixture with a uniform composition throughout

• A mixture that can be separated by hand

• A mixture with visible different parts

Which of the following is an example of a heterogeneous mixture?

• Saltwater

• Air

• Salad

• Vinegar

Which state of matter has a definite shape and a definite volume?

• Solid

• Liquid

• Gas

• Plasma

Which of the following best describes a gas?

• Has a definite shape and volume

• Has a definite volume but no definite shape

• Has no definite shape or volume

• Has a definite shape but no definite volume

Tags

NGSS.MS-PS1-4

Which process changes a solid directly into a gas?

• Melting

• Condensation

• Sublimation

• Freezing

If you mix sand and iron filings, what type of mixture do you get?

• Homogeneous mixture

• Heterogeneous mixture

• Solution

• Compound

Which method would best separate a mixture of salt and water?

• Filtration

• Distillation

• Magnetism

• Decantation

Why is air considered a homogeneous mixture?

• Because it contains only one type of molecule

• Because its components are evenly mixed and not easily distinguished

• Because it is a solid

• Because it can be separated by filtration

Which of the following is the best example of a homogeneous mixture?

• Oil and water

• Trail mix

• Sugar dissolved in water

• Soil