Chemical Changes

Is burning wood a chemical or physical change?

• chemical
• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is glass breaking a chemical or phyiscal change?

• chemical
• physical

Is a a rusting bicycle a chemical or physical change?

• chemcial
• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

Is melting butter for popcorn a chemical or physical change?

• chemical
• physical

Tags

NGSS.MS-PS1-4

Is melting ice a chemical or physical change?

• chemical
• physical

Tags

NGSS.MS-PS1-4

Is spoiling food a physical or chemical change?

• phyiscal
• chemical

Tags

NGSS.MS-PS1-2

Is mowing the lawn a phyiscal or chemical change?

• physical
• chemical

Most chemical changes cannot be reversed.

• True

• False

Tags

NGSS.MS-PS1-2

Which of the following is a sign that a chemical reaction has occurred?

• change in shape

• melting

• releasing a smelly gas

Tags

NGSS.MS-PS1-2