Physical or Chemical Changes

What caused the candles to go out?

• Carbon Dioxide

• I blew them out

• Oxygen

• Poof

When something burns is which of these?

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Is mixing air into egg whites a physical or chemical change?

• Physical change

• Chemical change

• Both

• Neither

Gallium spoon melting is a physical change because a puddle of __________ metal is left afterwards.

• Plastic

• Steel

• Gallium

• metal

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Spoiling of milk is an example of which type of change?

• Physical change

• Chemical change

• Both

• I forgot

Tags

NGSS.MS-PS1-5

When they had they plate of bubbles how did the hydrogen react in a flame test?

• A pop

• Nothing

• Changes color

• Goes away

Tags

NGSS.MS-PS1-4

What did you use in your experiment to write your secret message?

• Fruit Juice

• Baking soda and water

• Pen

• Marker

What did you use to reveal your secret message?

• Rose petal

• Water

• Eraser

• Blackberry

What is an example of a physical change?

• Crushing a can

• Pouring water into a cup

• Going on a walk

• Doing your school work

What is an example of a physical change?

• Going to the store

• Walking the dog

• Washing your hands

• Breaking a glass