Changes in Matter Quiz

Changes in Matter Quiz

8th Grade

37 Qs

quiz-placeholder

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Changes in Matter Quiz

Changes in Matter Quiz

Assessment

Quiz

Science

8th Grade

Hard

NGSS
MS-PS1-2, MS-PS1-5, MS-PS1-4

+1

Standards-aligned

Created by

Suzanne Hummer

FREE Resource

37 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Burning wood

Melting ice

Rusting iron

Baking a cake

Answer explanation

Melting ice is a physical change because it involves a change in state from solid to liquid without altering the chemical composition. In contrast, burning wood, rusting iron, and baking a cake involve chemical changes.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which process represents a chemical change?

Dissolving sugar in water

Boiling water

Iron reacting with oxygen to form rust

Breaking a glass

Answer explanation

Iron reacting with oxygen to form rust is a chemical change because it results in the formation of a new substance (rust). In contrast, dissolving sugar, boiling water, and breaking glass are physical changes.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is a sign that a chemical change has occurred?

Change in shape

Change in size

Formation of a gas

Melting

Answer explanation

A sign that a chemical change has occurred is the formation of a gas. This indicates a new substance is created, unlike physical changes such as change in shape or size, or melting, which do not alter the substance's chemical identity.

Tags

NGSS.MS-PS1-2

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is NOT a physical change?

Freezing water

Cutting paper

Burning a candle

Crushing a can

Answer explanation

Burning a candle is a chemical change, as it transforms the wax into new substances through combustion. In contrast, freezing water, cutting paper, and crushing a can are all physical changes that do not alter the substance's chemical identity.

Tags

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which observation best indicates a chemical reaction has taken place?

Water evaporates

A solid forms when two liquids are mixed

Ice melts

Salt dissolves in water

Answer explanation

A solid forming when two liquids are mixed indicates a chemical reaction, known as a precipitation reaction. This is a clear sign of a new substance being created, unlike the other options which are physical changes.

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

Tearing paper

Boiling water

Baking bread

Dissolving salt

Answer explanation

Baking bread is a chemical change because it involves a transformation of ingredients into new substances through chemical reactions, unlike tearing paper, boiling water, or dissolving salt, which are physical changes.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following changes is most likely to be a physical change?

Silver tarnishing

Water boiling

Wood burning

Milk souring

Answer explanation

Water boiling is a physical change as it involves a change in state from liquid to gas without altering the chemical composition. In contrast, silver tarnishing, wood burning, and milk souring involve chemical changes.

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