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1st Grade Science
Matter
9. Changes
9.1 Physical Changes, Reversible changes in materials
Discover Reversible Changes: When Materials Change and Change Back!
You will explore how materials like ice, clay, and paper can change shape or form and then go back to how they were before.
What You'll Learn
You will learn that reversible changes can be undone easily.
You can see melting ice freeze back into solid form.
You will reshape clay and playdough into many different shapes.
You can fold and unfold paper to show reversible changes.
What You'll Practice
1
You will identify reversible changes using fun everyday material examples.
2
You can answer questions about melting, freezing, and reshaping materials.
3
You will practice spotting reversible changes in stories and experiments.
Why This Matters
Understanding reversible changes helps you notice how materials around you change and change back, building your science thinking skills every day.
This Unit Includes
1 Video lesson
Practice exercises
Learning resources
Skills
Reversible Changes
Physical Changes
Melting Freezing
Reshaping Materials
States of Matter
DE Curriculum Aligned