3B-2 Physical and Chemical Changes

In order for a change to be chemical, what has to happen?

• There must be a new substance created.

• There must be a color change.

• There must be a phase change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

• There is an expected color change.

• A precipitate forms.

• The shape and/or size changes.

"Density" is a ____ property.

• physical

• chemical

"Flammability" (burns) is a ____ property.

• physical

• chemical

"Solubility" (dissolves) is a ____ property.

• physical

• chemical

"Reacts with acid" is a ____ property.

• physical

• chemical

"Supports combustion" is a ____ property.

• physical

• chemical

Tags

NGSS.MS-PS1-2

"Reacts with water" is a ____ property.

• physical

• chemical

Tags

NGSS.MS-PS1-2

"Boiling point" is a ____ property.

• physical

• chemical

Tags

NGSS.MS-PS1-2

"Odor" is a ____ property.

• physical

• chemical