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? True or false: time to make butter is what we measure. (a) False (b) True
- 2.⚖️ 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) the same jar (d) time to make butter
- 3.🧺 Which of these is needed for making butter? (a) a magnet (b) a mirror (c) yeast (d) a timer
- 4.🛟 Why must the jar lid be screwed on tightly? (a) so air gets out (b) so it gets hot (c) so it turns yellow (d) so cream does not spill
- 5.🧺 Which of these is needed for making butter? (a) turmeric powder (b) a mirror (c) yeast (d) fresh cream
- 6.🔍 Which is the odd one out? (a) melting butter (b) baking a cake (c) milk turning to curd (d) rusting iron
- 7.⚖️ Fair test — does cold cream turn into butter faster than warm cream? Which of these is what we measure? (a) how hard we shake (b) time to make butter (c) the amount of cream (d) the same jar
- 8.🧺 Do we need a bowl for making butter? (a) needed (b) not needed
- 9.🧈 Can this change be undone: melting ice? (a) cannot be undone (b) can be undone
- 10.True or false: a bowl is not needed for making butter. (a) True (b) False
- 11.🧈 Can this change be undone: cooking an egg? (a) can be undone (b) cannot be undone
- 12.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the amount of cream”? (a) we change it (b) we keep it the same (c) we measure it
- 13.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) a timer (b) fresh cream (c) a balloon (d) cold water to rinse
- 14.🧈 Which of these is a change that can be undone? (a) dissolving salt (b) browning lemon ink (c) rusting iron (d) milk turning to curd
- 15.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) yeast (b) a jar with a tight lid (c) a timer (d) fresh cream
- 16.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
- 17.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we measure it (b) we change it (c) we keep it the same
- 18.🧺 Do we need fresh cream for making butter? (a) not needed (b) needed
- 19.True or false: melting ice is a change that can be undone. (a) False (b) True
- 20.🔮 Predict: you shake skimmed milk (with almost no cream) instead. What happens? (a) no butter forms (b) more butter forms (c) it turns to cheese (d) it turns blue
- 21.🧈 Which of these is a change that cannot be undone? (a) browning lemon ink (b) dissolving salt (c) folding paper (d) melting ice
- 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) False (b) True
- 23.🧈 Can this change be undone: rusting iron? (a) cannot be undone (b) can be undone
- 24.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) turmeric powder (b) a jar with a tight lid (c) a bowl (d) cold water to rinse
- 25.🧈 Which tool is used in many Indian homes to churn curd into butter? (a) a rolling pin (b) a pressure cooker (c) a sieve (d) a mathani (churner)
- 26.🔍 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
- 27.🧈 Which of these is a change that cannot be undone? (a) folding paper (b) rusting iron (c) melting butter (d) dissolving salt
- 28.🔍 Which is the odd one out? (a) baking a cake (b) melting ice (c) folding paper (d) melting butter
- 29.🔍 Which is the odd one out? (a) freezing water (b) milk turning to curd (c) cooking an egg (d) baking a cake
- 30.🧺 Do we need a jar with a tight lid for making butter? (a) needed (b) not needed
- 31.🧈 Which of these is a change that can be undone? (a) folding paper (b) browning lemon ink (c) cooking an egg (d) baking a cake
- 32.🧈 Can this change be undone: browning lemon ink? (a) can be undone (b) cannot be undone
- 33.🧺 Which of these is not needed for making butter? (a) a jar with a tight lid (b) a magnet (c) a bowl (d) cold water to rinse
- 34.🧈 Can this change be undone: dissolving salt? (a) cannot be undone (b) can be undone
- 35.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) cold water to rinse (b) a battery cell (c) a jar with a tight lid (d) a timer
- 36.True or false: a magnet is not needed for making butter. (a) True (b) False
- 37.🔍 Which is the odd one out? (a) freezing water (b) melting ice (c) rusting iron (d) folding paper
- 38.🧺 Which of these is needed for making butter? (a) a bowl (b) a balloon (c) yeast (d) a mirror
- 39.🧺 Which of these is not needed for making butter? (a) fresh cream (b) a battery cell (c) a timer (d) a jar with a tight lid
- 40.🛟 Why is a plastic jar a good choice for shaking? (a) it is magnetic (b) it will not break (c) it is heavier (d) it is hotter
Answer key
- True
- the cream temperature
- a timer
- so cream does not spill
- fresh cream
- melting butter
- time to make butter
- needed
- can be undone
- False
- cannot be undone
- we keep it the same
- a balloon
- dissolving salt
- yeast
- not needed
- we keep it the same
- needed
- True
- no butter forms
- browning lemon ink
- True
- cannot be undone
- turmeric powder
- a mathani (churner)
- lumps of butter
- rusting iron
- baking a cake
- freezing water
- needed
- folding paper
- cannot be undone
- a magnet
- can be undone
- a battery cell
- True
- rusting iron
- a bowl
- a battery cell
- it will not break
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