Matter and its Interactions

Robert needed to gather firewood. He cut down several trees and cut them into smaller pieces. What type of change happened to the tree?

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

Which can you use to compare and measure the weight of two objects?

• a balance

• a metric ruler

• a thermometer

• a graduated cylinder

Tags

NGSS.5-PS1-2

When Jake breathes out on a cold day, a cloud is formed. Which change occurs that lets Jake see his breath as a cloud?

• liquid changes to solid

• solid changes to a gas

• liquid changes to a gas

• gas changes to a liquid

Tags

NGSS.MS-PS1-4

Carlos finished a jar of applesauce. He tossed the jar into the recycling bin and the jar broke into small pieces. What type of change happened to the jar?

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

Taylor put iron filings and sand in a jar. She put a lid on the jar and shook it until the two materials combined, but the materials did not bond together. What did Taylor make?

• element

• compound

• mixture

• molecule

On a warm, sunny afternoon, ocean water splashed onto a rock. A short time later, the rock was dry. Which statement best explains what happened to the water on the rock?

• Heat caused the water to become a gas.

• Salt melted the water and it disappeared.

• Heat melted the water and it disappeared.

• Salt caused the water to become a gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the best way to separate a mixture of iron filings and sand?

• Use a magnet to separate out the iron

• Pour the dry mixtures through a filter

• Add water to the mixture

• Heat the mixture over a flame

Tags

NGSS.MS-PS2-3

When water changes from solid to liquid to gas, which statement is true?

• The weight increases.

• The weight stays the same.

• The temperature decreases.

• The temperature stays the same.

Tags

NGSS.MS-PS1-4

The balance is used to measure __________ .

• density to the nearest gram

• weight to the nearest gram

• volume to the nearest cubic centimeter

• length to the nearest centimeter

Tags

NGSS.5-PS1-2

Which of the following is a chemical property of matter?

• flammability

• solubility

• color

• texture