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Understanding Physical and Chemical Changes

Understanding Physical and Chemical Changes

Assessment

Interactive Video

Chemistry

4th - 5th Grade

Hard

Created by

Evelyn Hayes

FREE Resource

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to a substance during a physical change?

It becomes a completely new substance.

Its appearance changes but its identity remains the same.

It cannot be reversed.

It loses its original properties entirely.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a chemical change?

Tearing a piece of paper

Dissolving sugar in water

Burning wood to produce smoke and ash

Melting ice into water

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a key characteristic of a chemical change?

It is always reversible.

It does not involve any energy change.

It results in the formation of a new substance.

It only affects the physical state of a substance.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you differentiate between a physical and a chemical change?

A physical change always involves heat.

A chemical change can be easily reversed.

A chemical change results in new substances being formed.

A physical change alters the substance's identity.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which scenario best illustrates a physical change?

Burning of paper

Melting of ice

Rusting of iron

Baking a cake

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