Physical and Chemical changes

Multiple Choice

Freezing Juice?

• Physical Change
• Chemical Change

Multiple Choice

Exploding Fireworks?

• Physical Change 
• Chemical Change 

Multiple Choice

Melting a chocolate bar?

• Physical Change
• Chemical Change 

Multiple Choice

Rotting bananas?

• Physical Change
• Chemical Change

Multiple Choice

Cutting your hair?

• Physical Change
• Chemical Change

Multiple Choice

Is spoiling food a physical or chemical change?

• phyiscal
• chemical

Multiple Choice

Is sqeezing organges to make orange juice a phyical or chemcial change?

• physical
• chemical

Multiple Choice

What happens when a piece of wood burns?

• A physical change takes place.
• A chemical change takes place.
• The wood loses its gravity.
• The wood loses its inertia.

Multiple Choice

______ is the amount of space that an object takes up.

• volume
• space
• room
• density

Multiple Choice

A change that does not result in a new substance.

• Physical Change
• Chemical Change 

Multiple Choice

A teacher is demonstrating physical and chemical changes to her class. Which action should she use to demonstrate a chemical change?

• cutting a piece of paper
• folding a piece of paper
• tearing a piece of paper
• burning a piece of paper

Multiple Choice

A student is creating a potting soil mix. She combines 100 grams of sand, 200 grams of soil, and 200 grams of pebbles to make her potting soil. What is the mass of the potting soil?

• 100 grams 
• 200 grams
• 300 grams
• 500 grams

Multiple Choice

A group of students investigated physical and chemical changes using paper.  The students recorded their observations in a table.
Which student correctly recorded all the changes that took place?

• Student 1
• Student 2
• Student 3
• Student 4

Multiple Choice

Which liquid is the least dense?

• oil
• water
• syrup 
• plastic bottle

Multiple Choice

Students sorted items by their ability to sink or float. Which student organized the items correctly?

• Aaron

• Leslie

• Phillipa

• Alex

Multiple Choice

Why do ice cubes float in a  glass of water?

• the ice cubes are more dense than the water
• the water is more dense than the ice cubes
• the water is more dense than the glass
• the ice is more dense than the glass