Name: ___________________
Reversible and Irreversible Changes Answer Key
Directions: Print and complete this worksheet individually.
1. Which substance dissolves in water?
Sugar
Click "Reversing"
2. Once you heat the ice and it has melted, can you turn the water back to ice?
Yes
3. Is melting ice a reversible or irreversible change?
Reversible
4. Once a raw egg is cooked, can you change it back into a raw egg?
No
5. Is cooking an egg a reversible or irreversible change?
Irreversible
6. Can you separate the salt from the water?
Yes
7. Is dissolving salt in water a reversible or irreversible change?
Reversible
8. Can you separate the sand from the water?
Yes
9. Is mixing sand with water a reversible or irreversible change?
Reversible
10. What did you learn about matter from this activity?
Matter can go through changes. Some changes are reversible, and some changes are irreversible.
Reversible and Irreversible Changes Answer Key
Directions: Print and complete this worksheet individually.
1. Which substance dissolves in water?
Sugar
Click "Reversing"
2. Once you heat the ice and it has melted, can you turn the water back to ice?
Yes
3. Is melting ice a reversible or irreversible change?
Reversible
4. Once a raw egg is cooked, can you change it back into a raw egg?
No
5. Is cooking an egg a reversible or irreversible change?
Irreversible
6. Can you separate the salt from the water?
Yes
7. Is dissolving salt in water a reversible or irreversible change?
Reversible
8. Can you separate the sand from the water?
Yes
9. Is mixing sand with water a reversible or irreversible change?
Reversible
10. What did you learn about matter from this activity?
Matter can go through changes. Some changes are reversible, and some changes are irreversible.