Grade2 – Physics – Changes in Matter (Melting, Freezing, Heating, Cooling) Welcome to your Grade2 - Physics - Changes in Matter (Melting, Freezing, Heating, Cooling) 1. What happens to ice when it melts? A. It becomes a gas B. It becomes a liquid C. It stays a solid D. It disappears None 2. What happens to water when it freezes? A. It becomes ice B. It becomes steam C. It becomes air D. It changes color None 3. Heating something usually makes it: A. Bigger B. Smaller C. Colder D. Heavier None 4. Cooling something usually makes it: A. Hotter B. Melt C. Freeze D. Grow None 5. Which of these is an example of melting? A. Ice cream turning liquid B. Water turning to ice C. Water boiling D. Snow falling None 6. Which is an example of freezing? A. Ice cube changing to water B. Water turning to ice C. Water turning to gas D. Water boiling None 7. Steam is made when water is: A. Cooled B. Mixed C. Heated D. Frozen None 8. What change happens when butter melts on warm toast? A. Cooling B. Melting C. Freezing D. Hardening None 9. If you put water in a freezer, what happens? A. It melts B. It becomes ice C. It turns into steam D. It disappears None 10. Which of these is caused by heating? A. Ice turning to water B. Water turning to ice C. Steam cooling D. Snow forming None 11. Snow melting into water is an example of: A. Freezing B. Cooling C. Heating D. Melting None 12. When water boils, it changes into: A. Ice B. Steam (gas) C. Fog D. A solid None 13. Which example shows cooling? A. Water boiling B. Ice cream melting C. Putting a drink in the refrigerator D. Holding a cup of hot chocolate None 14. What happens to chocolate when it gets very warm? A. It freezes B. It melts C. It disappears D. It becomes a gas None 15. Which of these is reversible (can go back to the original form)? A. Cutting paper B. Breaking a cookie C. Melting ice D. Burning wood None Time's up
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