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.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) time to make butter (b) the cream temperature (c) the amount of cream (d) how hard we shake
- 2.🔮 Predict: you stop shaking after only one minute. What do you have? (a) ghee (b) cheese (c) still runny cream (d) butter lumps
- 3.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: how hard we shake is what we measure. (a) True (b) False
- 4.🔍 Which is the odd one out? (a) rusting iron (b) folding paper (c) dissolving salt (d) melting butter
- 5.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “how hard we shake”? (a) we change it (b) we measure it (c) we keep it the same
- 6.🛟 Why is a plastic jar a good choice for shaking? (a) it will not break (b) it is magnetic (c) it is heavier (d) it is hotter
- 7.🧈 Can this change be undone: dissolving salt? (a) can be undone (b) cannot be undone
- 8.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a bowl (b) cold water to rinse (c) fresh cream (d) a magnet
- 9.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) yeast (c) a bowl (d) a timer
- 10.🧈 Which of these is a change that cannot be undone? (a) rusting iron (b) melting butter (c) folding paper (d) dissolving salt
- 11.🧈 Which of these is a change that can be undone? (a) rusting iron (b) cooking an egg (c) milk turning to curd (d) freezing water
- 12.🧺 Which of these is not needed for making butter? (a) cold water to rinse (b) a battery cell (c) a jar with a tight lid (d) a timer
- 13.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the same jar is kept the same. (a) False (b) True
- 14.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) lumps of butter (c) sugar crystals (d) bubbles of gas
- 15.🧈 Which of these is a change that cannot be undone? (a) baking a cake (b) dissolving salt (c) folding paper (d) melting ice
- 16.True or false: melting butter is a change that can be undone. (a) True (b) False
- 17.🧺 Which of these is needed for making butter? (a) a magnet (b) a balloon (c) cold water to rinse (d) turmeric powder
- 18.True or false: freezing water is a change that can be undone. (a) False (b) True
- 19.🧺 Which of these is not needed for making butter? (a) fresh cream (b) a mirror (c) a jar with a tight lid (d) a bowl
- 20.True or false: baking a cake is a change that can be undone. (a) False (b) True
- 21.🧺 Do we need yeast for making butter? (a) not needed (b) needed
- 22.🛟 Why must the jar lid be screwed on tightly? (a) so cream does not spill (b) so it gets hot (c) so it turns yellow (d) so air gets out
- 23.🧈 Can this change be undone: cooking an egg? (a) can be undone (b) cannot be undone
- 24.🧺 Do we need a mirror for making butter? (a) needed (b) not needed
- 25.True or false: cooking an egg is a change that can be undone. (a) True (b) False
- 26.🧺 Do we need fresh cream for making butter? (a) needed (b) not needed
- 27.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is the one thing we change? (a) the cream temperature (b) how hard we shake (c) time to make butter (d) the amount of cream
- 28.🔍 Which is the odd one out? (a) dissolving salt (b) milk turning to curd (c) rusting iron (d) cooking an egg
- 29.🧈 Can this change be undone: folding paper? (a) cannot be undone (b) can be undone
- 30.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) fresh cream (c) a balloon (d) a bowl
- 31.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a pressure cooker (b) a rolling pin (c) a mathani (churner) (d) a sieve
- 32.True or false: a bowl is not needed for making butter. (a) True (b) False
- 33.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: time to make butter is the one thing we change. (a) False (b) True
- 34.⚖️ 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) False (b) True
- 35.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is kept the same? (a) the same jar (b) time to make butter (c) the cream temperature
- 36.True or false: fresh cream is not needed for making butter. (a) True (b) False
- 37.🧺 Do we need a battery cell for making butter? (a) not needed (b) needed
- 38.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a jar with a tight lid (c) turmeric powder (d) a bowl
- 39.🧺 Do we need a bowl for making butter? (a) not needed (b) needed
- 40.🧈 Before the butter appears, what does the cream turn into? (a) clear water (b) ice (c) powder (d) thick whipped cream
Answer key
- time to make butter
- still runny cream
- False
- rusting iron
- we keep it the same
- it will not break
- can be undone
- a magnet
- yeast
- rusting iron
- freezing water
- a battery cell
- True
- lumps of butter
- baking a cake
- True
- cold water to rinse
- True
- a mirror
- False
- not needed
- so cream does not spill
- cannot be undone
- not needed
- False
- needed
- the cream temperature
- dissolving salt
- can be undone
- a balloon
- a mathani (churner)
- False
- False
- True
- the same jar
- False
- not needed
- turmeric powder
- needed
- thick whipped cream
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