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