Butter Making Experiment Worksheet
What you do (Shake till it clumps): 1. Fill the jar only one-third full of fresh cream. 2. Screw the lid on tightly. 3. Shake hard, taking turns, for 10–15 minutes. 4. When lumps form, pour off the buttermilk and rinse the butter in cold water.
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- 1.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) milk turning to curd (c) melting butter (d) freezing water
- 2.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) how hard we shake (b) the cream temperature (c) the same jar (d) time to make butter
- 3.🧈 Which of these is a change that cannot be undone? (a) baking a cake (b) folding paper (c) dissolving salt (d) melting butter
- 4.True or false: a battery cell is needed for making butter. (a) True (b) False
- 5.True or false: cold water to rinse is needed for making butter. (a) False (b) True
- 6.True or false: freezing water is a change that cannot be undone. (a) True (b) False
- 7.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is what we measure. (a) False (b) True
- 8.🧈 Can this change be undone: milk turning to curd? (a) can be undone (b) cannot be undone
- 9.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the cream temperature”? (a) we measure it (b) we change it (c) we keep it the same
- 10.True or false: melting butter is a change that cannot be undone. (a) False (b) True
- 11.True or false: a timer is not needed for making butter. (a) False (b) True
- 12.🧈 Which of these is a change that can be undone? (a) browning lemon ink (b) melting ice (c) cooking an egg (d) milk turning to curd
- 13.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) cold water to rinse (c) yeast (d) a timer
- 14.🧈 Can this change be undone: melting ice? (a) can be undone (b) cannot be undone
- 15.🧈 Can this change be undone: rusting iron? (a) cannot be undone (b) can be undone
- 16.🛟 Why must the jar lid be screwed on tightly? (a) so it gets hot (b) so air gets out (c) so it turns yellow (d) so cream does not spill
- 17.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is the one thing we change. (a) False (b) True
- 18.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is the one thing we change. (a) False (b) True
- 19.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a mirror (b) cold water to rinse (c) a bowl (d) a timer
- 20.True or false: dissolving salt is a change that can be undone. (a) True (b) False
- 21.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a sieve (b) a mathani (churner) (c) a pressure cooker (d) a rolling pin
- 22.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is the one thing we change. (a) True (b) False
- 23.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a battery cell (b) a timer (c) a jar with a tight lid (d) fresh cream
- 24.🧈 Which of these is a change that cannot be undone? (a) browning lemon ink (b) freezing water (c) melting ice (d) dissolving salt
- 25.True or false: fresh cream is needed for making butter. (a) False (b) True
- 26.🧈 Which of these is a change that can be undone? (a) baking a cake (b) browning lemon ink (c) milk turning to curd (d) dissolving salt
- 27.🧈 Why does shaking cream make butter? (a) the lid is warm (b) the jar adds butter (c) fat bits stick together (d) shaking adds salt
- 28.🧺 Which of these is needed for making butter? (a) fresh cream (b) yeast (c) a battery cell (d) a magnet
- 29.🔍 Which is the odd one out? (a) freezing water (b) browning lemon ink (c) folding paper (d) dissolving salt
- 30.True or false: rusting iron is a change that cannot be undone. (a) True (b) False
- 31.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is kept the same. (a) True (b) False
- 32.🔮 Predict: you stop shaking after only one minute. What do you have? (a) ghee (b) still runny cream (c) butter lumps (d) cheese
- 33.True or false: dissolving salt is a change that cannot be undone. (a) False (b) True
- 34.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) a jar with a tight lid (c) turmeric powder (d) a bowl
- 35.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) a timer (c) a balloon (d) a jar with a tight lid
- 36.🔍 Which is the odd one out? (a) rusting iron (b) dissolving salt (c) baking a cake (d) cooking an egg
- 37.🧈 Which of these is a change that can be undone? (a) baking a cake (b) browning lemon ink (c) rusting iron (d) freezing water
- 38.🔍 Which is the odd one out? (a) browning lemon ink (b) folding paper (c) rusting iron (d) milk turning to curd
- 39.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is kept the same. (a) False (b) True
- 40.🧺 Which of these is needed for making butter? (a) turmeric powder (b) a balloon (c) yeast (d) a timer
Answer key
- milk turning to curd
- the cream temperature
- baking a cake
- False
- True
- False
- False
- cannot be undone
- we change it
- False
- False
- melting ice
- yeast
- can be undone
- cannot be undone
- so cream does not spill
- False
- False
- a mirror
- True
- a mathani (churner)
- True
- a battery cell
- browning lemon ink
- True
- dissolving salt
- fat bits stick together
- fresh cream
- browning lemon ink
- True
- True
- still runny cream
- False
- turmeric powder
- a balloon
- dissolving salt
- freezing water
- folding paper
- False
- a timer
Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids