Physical and Chemical Changes

Wood that is burning in a brush pile has heat, and produces ashes.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Is milk going sour a physical or chemical change?

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Is freezing juice a physical or chemical change?

• Physical Change
• Chemical Change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Is this an example of a physical or chemical change? 

• Physical because it is a mixture.
• Chemical because the parts have changed shape.

Tags

NGSS.MS-PS1-2

Why is this a physical change?

• The shape of the clay has been changed.
• The clay can be put back into a ball shape instead of a birthday cake.
• The clays has not changed chemically.
• All are true

Tags

NGSS.MS-PS1-2

A __________ is a mixture that is formed when a solid is dissolved in a liquid.

• Chemical compound
• Solution
• Endothermic reaction
• Exothermic reaction

Tags

NGSS.MS-PS1-2

In which of these do particles move slowest?

• matter
• gas
• liquid
• solid

Tags

NGSS.MS-PS1-4

What is a mixture?

• Pennies
• 2 or more different things combined.
• Ice
• Marbles

Tags

NGSS.5-PS1-4

An example of a physical property would be?

• Rust on a nail
• Salt dissolved in water.
• Wood burning
• An egg frying

What happened to change the state of the butter?

• More energy was added.
• Heat was taken away.
• More chemicals were added.
• The particles of the butter slowed down.

Tags

NGSS.MS-PS1-4