Quiz about Physical vs Chemical Changes Quiz

Question 1

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

Accepted Answer

Melting ice

Answer

Burning wood

Answer

Rusting iron

Answer

Baking a cake

Question 2

What is a key characteristic of a chemical change?

Accepted Answer

Formation of a new substance

Answer

Change in state

Answer

Change in size

Answer

Change in shape

Question 3

Which process is a chemical change?

Accepted Answer

Digesting food

Answer

Dissolving sugar in water

Answer

Freezing water

Answer

Cutting paper

Question 4

Identify the type of change: A piece of metal is bent into a new shape.

Accepted Answer

Physical change

Answer

Chemical change

Question 5

Which of the following best describes a physical change?

Accepted Answer

The chemical composition remains the same

Answer

A new substance is formed

Answer

Energy is absorbed or released

Answer

Atoms are rearranged

Question 6

Explain why rusting of iron is considered a chemical change.

Accepted Answer

It results in a new substance with different properties

Answer

It involves a change in state

Answer

It is a reversible process

Answer

It only changes the appearance

Question 7

Compare the processes of boiling water and burning wood. Which involves a chemical change?

Accepted Answer

Burning wood

Answer

Boiling water

Answer

Both involve chemical changes

Answer

Neither involves a chemical change

Question 8

Which of the following scenarios involves a physical change?

Accepted Answer

Water evaporating

Answer

A nail rusting

Answer

A candle burning

Answer

Bread baking

Question 9

A student observes that a piece of paper burns and turns into ash. What type of change is this?

Accepted Answer

Chemical change

Answer

Physical change

Question 10

Which of the following is NOT a sign of a chemical change?

Accepted Answer

Change in shape

Answer

Change in color

Answer

Formation of a precipitate

Answer

Change in temperature

Question 11

Why is dissolving sugar in water considered a physical change?

Accepted Answer

The sugar can be recovered by evaporation

Answer

It results in a new substance

Answer

It involves a chemical reaction

Answer

It changes the chemical structure of sugar

Question 12

A student mixes vinegar and baking soda, resulting in bubbling and fizzing. What type of change is occurring?

Accepted Answer

Chemical change

Answer

Physical change

Question 13

Evaluate the following scenario: A metal spoon is left in a cup of hot tea and becomes warm. What type of change is this?

Accepted Answer

Physical change

Answer

Chemical change

Question 14

Which of the following best explains why baking a cake is a chemical change?

Accepted Answer

The ingredients undergo a chemical reaction to form a new substance

Answer

The cake can be reversed back to its original ingredients

Answer

The cake changes shape

Answer

The cake changes color

Question 15

Analyze the following: Ice melting in a glass. What type of change is this and why?

Accepted Answer

Physical change, because it changes state but not composition

Answer

Chemical change, because it forms a new substance

Answer

Chemical change, because it absorbs energy

Answer

Physical change, because it changes color

Question 16

Indicate whether the photo depicts a physical change or chemical change.

Accepted Answer

Physical change

Answer

Chemical change

Question 17

Select all of the following images that show a physical change:

Accepted Answer

Option A is correct

Accepted Answer

Option B is correct

Accepted Answer

Option C is correct

Answer

D.

Answer

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Physical vs Chemical Changes Quiz

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