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7.2_Physical and Chemical Change

Last updated over 4 years ago

8 questions

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Question 1

1.

In your own words, what is a physical change?

Question 2

2.

Select all of the following that are examples of physical changes.

Boiling water

Cutting fabric

Question 3

3.

Physical changes can be undone.

True

False

Question 4

4.

Explain why phase changes in water are a good example of physical changes.

Question 5

5.

Why is baking a good example of a chemical change?

It creates an odor

There is a color change

It can be reveresed

The first two options only

Question 6

6.

In your own words, what is a chemical change?

Question 7

7.

Question 8

8.

Exit Ticket: Describe a chemical change that you have experienced in your life. What did the substance start as, what did it end as?

Rusting iron

Spoiling milk

Condensation

Select all of the pictures that represent a chemical change.

Ripping paper

Baking cookies

Melting ice

Burning Wood

Digesting food

Making a snowball