Grade 2 students explore reversible and non-reversible changes in this engaging science worksheet. They sort everyday changes such as water freezing, eggs cooking, butter melting, and paper burning. Fill-ins and true or false questions reinforce which changes can be undone. Perfect for Grade 2 science lessons, the worksheet builds critical thinking and observation skills through hands-on kitchen and weather examples children know well.
Style:
States of Matter
Part A: Sort the Words
Sort each word or number into the correct category box.
water freezing into iceegg cooking in a panbutter meltingpaper burningice cream meltingwood turning to ashchocolate meltingbread toasting
Reversible
Non-Reversible
Part B: Fill in the Blank
Write the missing word or number on each line.
1. When water freezes into ice, the change is reversible.
2. Cooking an egg is a non-reversible change that cannot be undone.
3. Melting butter on toast is a reversible change.
4. When paper is burned, it turns into ash and smoke.
5. Ice cream melting in the sun is a reversible change.
Part C: True or False?
Read each statement. Circle True or False.
1. Freezing and melting are reversible changes.
True False
2. Toasting bread can be undone to make fresh bread again.
True False
3. Melted chocolate can harden again when it cools.
True False
4. Burning wood is a reversible change.
True False
States of Matter
★ Part A: Sort the Words
Sort each word or number into the correct category box.
water freezing into iceegg cooking in a panbutter meltingpaper burningice cream meltingwood turning to ashchocolate meltingbread toasting
Reversible
Non-Reversible
★ Part B: Fill in the Blank
Write the missing word or number on each line.
1) When water freezes into ice, the change is reversible.
2) Cooking an egg is a non-reversible change that cannot be undone.
3) Melting butter on toast is a reversible change.
4) When paper is burned, it turns into ash and smoke.
5) Ice cream melting in the sun is a reversible change.
★ Part C: True or False?
Read each statement. Circle True or False.
1) Freezing and melting are reversible changes.
True
False
2) Toasting bread can be undone to make fresh bread again.
True
False
3) Melted chocolate can harden again when it cools.
True
False
4) Burning wood is a reversible change.
True
False
Ready to Practice?
Complete each section carefully.
10 Questions
15-20 minutes
Auto-graded
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