Chemical & Physical Changes

Chemical & Physical Changes

7th Grade

30 Qs

quiz-placeholder

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Chemical & Physical Changes

Chemical & Physical Changes

Assessment

Quiz

Chemistry

7th Grade

Practice Problem

Medium

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

+1

Standards-aligned

Created by

Pamela Wolf

Used 4+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Mixing salt and water

Burning wood

Boiling water

Melting ice

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Melting ice

Mixing salt and water

Burning wood

Cutting paper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

What is the main difference between physical and chemical changes?

Physical changes only affect the physical properties of a substance, while chemical changes result in the formation of new substances.

Physical changes only affect the chemical properties of a substance, while chemical changes result in the formation of new substances.

Physical changes involve a change in state, while chemical changes involve a change in color.

Physical changes are reversible, while chemical changes are irreversible.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Burning of wood

Cutting a piece of paper

Mixing of salt and water

Melting of ice

Tags

NGSS.MS-PS1-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

water freezes to form ice

sugar dissolves in water

gasoline burns in a car engine

a piece of metal expands when it is heated

Tags

NGSS.MS-PS1-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A change in the shape of an object is an example of _________________.

a chemical change

energy

an endothermic change

a physical change

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

rusting of a bicycle
painting a house
washing a dog
tearing up a newspaper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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