Grades 3–5
Physical or Chemical Change?
Sort ten changes into physical changes and chemical changes, then explain one.
Science worksheet · Mixtures and changes
Mixture or Solution?
Sort ten examples into mixtures and solutions.
- Grade level
- Grades 3–5
- Time
- About 20 minutes
- Topic
- Mixtures and changes
- Answer key
- Yes, page 2 of the PDF
- Kids practice
- Mixtures and solutions, Physical and chemical changes, Dissolving
What kids do
Printed on the sheet:
- In a mixture, you can still see the different parts and pick them apart. A solution is a mixture where one thing dissolves into another so evenly you cannot see it any more.
- Write each one in the right column.
- How could you get the salt back out of salt water?
Words on this sheet
salt waterMixturevinegartrail mix
Teacher tip
Show salt water and sand water side by side.
How to use it
- Stir salt, sand and sugar into clear cups of water before the sheet.
- Show a physical change (cutting paper) and a chemical one (a fizzing tablet).
- Start with a two-minute “I notice, I wonder” talk about the picture on the sheet.
Watch for
Dissolved doesn’t mean gone. The salt is still in the water.
Talk about it
- How could you get the salt back out of the water?
- What question do you still have?
Take it further
Make trail mix and talk about why it is a mixture.
US Letter, prints well in black and white. Free for home and classroom use: print as many copies as you need.
More mixtures and changes worksheets
Grades 3–5
Separate a Mixture
Match five tools to how they separate a mix of sand, salt, rice and paper clips, then put the steps in order.
Grades 4–5
Chemistry Words
Match mixture, solution, dissolve, physical change, chemical change and evaporate to their meanings.
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