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