Chemical Change Vs. Physical Change

Which pictures show chemical change?

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Tags

NGSS.MS-PS1-2

Select the three states of matter:

• Solid

• Liquid

• Gas

• Mass

• Volume

Tags

NGSS.MS-PS1-4

Identify the change:

Glass breaking

• Physical

• Chemical

Is the following an example of a physical or chemical change?

Splitting (or cutting) a log into two pieces.

• Physical change

• Chemical change

Look at the picture. A chemical change is taking place. Which accurately describes this chemical change?

• The wick of the candle is giving off light as it burns.

• The wax is running down the side of the candle.

• The wax is changing from a solid to a liquid.

• The candle is getting shorter.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Is salt dissolving in water a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS1-2

When a cover is placed on a pot of boiling water, which process occurs and what is the resulting state of matter?

• evaporation occurs and a gas is formed.

• freezing occurs and a solid is formed.

• condensation occurs and a liquid is formed.

• vaporization occurs and a gas is formed.

Tags

NGSS.MS-PS1-4

Students observed a piece of iron change from shiny to rusty. What caused this change?

• a chemical reaction

• a heat reaction

• a cold reaction

• a physical reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

This picture of steel wool is an example of ...

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-2

This is an example of ....

• physical change

• chemical change

• state change

• moon cheese

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5