States of Matter - Properties and Changes Review

Which is an example of a chemical property?

• flammability

• solubility

• density

• boiling point

Which is an example of a physical property?

• flammability

• solubility

• combustability

• pH

How is a physical change different from a chemical change?

• In a physical change, the properties may change, but no new substances are produced

• In a physical change, the properties may change temporarily, but return to their original state

• In a physical change, a new substance with new properties forms

• in a physical change, a new substance is produced, but the new substance has properties identical to the original

Tags

NGSS.MS-PS1-4

Why do helium balloons float in air?

• because helium weighs less than air

• because helium is less dense than air

• because air is really heavy

• because helium is colorless and odorless

Why do rocks sink in water?

• because rocks weigh more than water

• because rocks can't swim

• because rocks are more dense than water

• because rocks are sedimentary

What are you observing as you watch ice melting?

• a physical property

• a chemical property

• a physical change

• a chemical change

Tags

NGSS.MS-PS1-4

What are you observing as you watch salt dissolving in water?

• a physical property

• a chemical property

• a physical change

• a chemical change

What is solubility?

• a physical property

• a chemical property

• a physical change

• a chemical change

Tags

NGSS.MS-PS1-4

What is burning wood?

• a physical property

• a chemical property

• a physical change

• a chemical change

Tags

NGSS.MS-PS1-5

If you mix 10 grams of baking soda with 35 grams of vinegar in a sealed bag, what will be the mass of the products?

• 10 grams

• 35 grams

• 25 grams

• 45 grams

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2