Unit 1 Review

What two qualities does something have to have to be considered matter?

• volume & takes up space

• mass & volume

• mass & weight

• weight & takes up space

Which of the following is a qualitative observation?

• The blanket is multicolored and warm

• The sculpture is 54 feet high

• The tsunami causes damage for 5 miles

• The boy gave his girlfriend 24 long stem roses

Is melting butter for popcorn a chemical or physical change?

• chemical

• physical

Which of the following is NOT an example of a physical change?

• crumpled paper

• shrunken clothing

• pencil sharpening

• rust

Aluminum, iodine and water mixed together

• chemical change

• physical change

When you break a cracker into pieces it is a

• Chemical change

• Physical change

Grass turning brown is an example of a physical change.

• True

• False

Fizzing, foaming, and burning are all examples of

• Chemical change

• Physical change

Evaporating a puddle?

• Physical change

• Chemical change

Which type of matter doesn't have a fixed shape or volume but takes up any space available?

• solid

• gas

• liquid