Chemical Properties and Changes

An ice cream cone melts in a kid's hand while walking outside on a hot summer day. What is this an example of?

• Physical property

• Chemical property

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-4

A silver ring gets tarnished (becomes dull) as a result of being exposed to air and moisture. What is this an example of?

• Physical property

• Chemical property

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-2

Water boils at 100˚C. What is this an example of?

• Physical property

• Chemical property

• Physical change

• Chemical change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Benzene is a compound that is highly flammable. What is this an example of?

• Physical property

• Chemical property

• Physical change

• Chemical change

Tags

NGSS.HS-PS1-1

What happens in ALL chemical changes?

• Change in state of matter
• A new substance is formed
• Bubbles are produced
• An explosion

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following tells you that a chemical change may have occurred?

• Change Shape
• Melting
• Vaporizing
• Change in color

Tags

NGSS.MS-PS1-2

Which of the following is NOT a clue that a chemical reaction has taken place?

• Changing size

• Changing color

• A gas being formed

• Formation of a precipitate (solid material forms in the solution)

Which of the following IS a clue that a chemical change has occurred? 

• State of matter change
• Size Change
• Change in temperature
• Shape change

Tags

NGSS.MS-PS1-2

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

• change in shape
• melting
• formation of a gas
• dissolving

Tags

NGSS.MS-PS1-2

After blowing out the flame on the candle, James noticed the wick changed from white to black, this is a ___________.

• Physical Property

• Physical Change

• Chemical Property

• Chemical Change