reversible and irreversible

A ______ change can be undone and generally refers to a change of state.

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-4

An _______ change cannot be undone because the change is permanent and generally creates a new substance.

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

Reversible changes are also called

• Physical changes

• Chemical changes

Irreversible changes can also be called

• Physical changes

• Chemical changes

Burning is an example of _____ change.

Which type of change is this?

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which type of change is this?

• Reversible

• Irreversible

Which type of change is this?

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which type of change is this?

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

Chemical changes...

• Always form a new substance.

• May change shape or size.

• May absorb or release heat.

• May change colour, produce odor, create sound, release gas or produce light.

• Can often be undone.