Review-9 weeks

Rust is an example of a _________.

• A physical change

• A chemical change

• A phase change

• A reversible change

What two types of measurements make up DENSITY? 

• Mass and Volume
• Temperature and Mass
• Grams and Centimeters
• Volume and Weight

What units are used to measure Density?

• cm³/g
• g
• g/cm³
• cm³

Warm air is _____ dense than cool air.

• more

• less

• the same

Do all objects have the same density?

• yes

• no

Put the liquids in order from most dense to least dense?

• 4, 3, 2, 1
• 1, 2, 3, 4
• 3, 4, 2, 1, 
• 4, 3, 1, 2

What units are used to measure mass?

• g
• cm³
• g/cm³
• cm³/g

True or False: The properties of a compound are usually different than the properties of the elements 

• True

• False

Identify what type of change happening in the picture below...

• Chemical Reaction

• Physical Change

• Change in State

• Change in appearance only

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

• crumpled paper
• pencil sharpening
• shrunken clothing
• rust