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