Physical and Chemical Changes

Which of the following is NOT a way to determine if a chemical change has occurred?

• Heat produced

• Unexpected color change

• Gas produced

• Shape change

Tags

NGSS.MS-PS1-2

Water boiling is an example of a ______________ change.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Ripping a piece of paper into tiny shreds is an example of a ___________ change.

• Physical

• Chemical

An apple rotting is an example of a _____________ change.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Which HUGS indicator is proof that an apple rotting is a chemical change?

• Heat is produced

• Unexpected color change

• Gas produced

• Solid formed from two liquids

Tags

NGSS.MS-PS1-2

An ice cube melting is an example of a ___________ change.

• Physical

• Chemical

Tags

NGSS.MS-PS1-4

You add an alka seltzer tablet to water and it bubbles vigorously. Is that a physical or chemical change?

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which HUGS indicator is proof of the alka seltzer tablet and water being a chemical change?

• Heat produced

• Unexpected color change

• Gas produced

• Solid formed from two liquids

Tags

NGSS.MS-PS1-2

You add red food coloring to water and the water turns red, is this an example of a physical or chemical change?

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Frying an egg on the stove is an example of what kind of change?

• Physical

• Chemical