Understanding Physical and Chemical Changes
Passage
•
Science
•
8th Grade
•
Practice Problem
•
Hard
Kristan Edwards
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key characteristic of a physical change?
It involves a change in the composition of the substance.
It results in the formation of new substances.
It is generally reversible.
It always produces a gas.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a chemical change?
Melting ice
Boiling water
Rusting iron
Dissolving salt in water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common indicator of a chemical change?
Change in shape
Change in state
Change in color
Change in texture
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is dissolving salt in water typically considered a physical change?
The salt cannot be recovered.
The chemical properties of salt change.
The composition of salt remains unchanged.
The solution is irreversible.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What activity can help students understand the difference between physical and chemical changes?
Melting wax
Shredding paper
Heating steel wool in air
Sawing wood
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports
Continue with Google
Continue with Email
Continue with Microsoft
or continue with
%20(1).png)
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?
