Physical and Chemical Changes Class 9 CBSE

1.

Multiple Choice

10 sec

1 pt

Is milk going sour a physical or chemical change?

Physical

Chemical

2.

Multiple Choice

10 sec

1 pt

Is freezing juice a physical or chemical change?

Physical Change

Chemical Change

3.

Multiple Choice

20 sec

1 pt

Why is this a physical change?

The shape of the clay has been changed.

The clay can be put back into a ball shape instead of a birthday cake.

The clays has not changed chemically.

All are true

4.

Multiple Choice

20 sec

1 pt

In which of these do particles move slowest?

matter

gas

liquid

solid

5.

Multiple Choice

20 sec

1 pt

An example of a physical property would be?

Rust on a nail

Salt dissolved in water.

Wood burning

An egg frying

6.

Multiple Choice

20 sec

1 pt

Which is NOT a physical change?

Cutting a pizza into equal slices.

Ice cubes melting back into liquid. water

Baking cupcakes.

A chocolate bar melting.

7.

Multiple Choice

20 sec

1 pt

Evidence of a physical change.

New substance

Shape Change

Light produced

Gas released.

8.

Multiple Choice

20 sec

1 pt

Which of the following would be considered a physical change?

Cutting paper

pH test

Burning marshmellow

Roasting a Turkey

9.

Multiple Choice

20 sec

1 pt

Which of the following is a Physical Property

Toxicity

Flammability

Malleability

Reactivity

10.

Multiple Choice

10 sec

1 pt

Is a firefly lighting up a physical or chemical change?

Physical

Chemical

11.

Multiple Choice

10 sec

1 pt

Is digesting your food a physical or chemical change?

Physical

Chemical

12.

Multiple Choice

10 sec

1 pt

Is a burning candle a physical or chemical change?

Physical

Chemical

13.

Multiple Choice

5 sec

1 pt

Is a tree sprouting a physical or chemical change?

Physical

Chemical

14.

Multiple Choice

5 sec

1 pt

Is a car using fuel a physical or chemical change?

Physical

Chemical

15.

Multiple Choice

10 sec

1 pt

Is bending copper wire a physical or chemical change?

Physical

Chemical

16.

Multiple Choice

10 sec

1 pt

Is steam a physical or chemical change?

Physical

Chemical

17.

Multiple Choice

10 sec

1 pt

Are hard boiled eggs a physical or chemical change?

Physical

Chemical

18.

Multiple Choice

10 sec

1 pt

What kind of change is breaking a window?

19.

Multiple Choice

10 sec

1 pt

What kind of change is exploding fireworks?

20.

Multiple Choice

10 sec

1 pt

What kind of change is metal rusting?

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