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