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 is the odd one out? (a) melting butter (b) folding paper (c) freezing water (d) cooking an egg
- 2.True or false: freezing water is a change that can be undone. (a) True (b) False
- 3.🧈 Which of these is a change that cannot be undone? (a) freezing water (b) melting butter (c) dissolving salt (d) rusting iron
- 4.🔮 Predict: the jar is filled right to the top with cream. What happens? (a) it takes much longer (b) it is much faster (c) it turns pink (d) it makes salt
- 5.True or false: a magnet is not needed for making butter. (a) False (b) True
- 6.🔍 What do you see after shaking cream in a jar for a long time? (a) clear water only (b) bubbles of gas (c) sugar crystals (d) lumps of butter
- 7.🧈 Can this change be undone: baking a cake? (a) cannot be undone (b) can be undone
- 8.🧺 Which of these is not needed for making butter? (a) cold water to rinse (b) a timer (c) a magnet (d) fresh cream
- 9.🧺 Three of these are needed for making butter. Which one is NOT needed? (a) fresh cream (b) a jar with a tight lid (c) turmeric powder (d) a bowl
- 10.🛟 Why is a plastic jar a good choice for shaking? (a) it will not break (b) it is magnetic (c) it is heavier (d) it is hotter
- 11.⚖️ 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
- 12.True or false: folding paper is a change that cannot be undone. (a) False (b) True
- 13.🔍 Which is the odd one out? (a) cooking an egg (b) melting ice (c) browning lemon ink (d) milk turning to curd
- 14.⚖️ 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
- 15.🧈 Which of these is a change that can be undone? (a) cooking an egg (b) browning lemon ink (c) baking a cake (d) dissolving salt
- 16.🧺 Which of these is not needed for making butter? (a) fresh cream (b) a timer (c) a jar with a tight lid (d) a mirror
- 17.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “time to make butter”? (a) we change it (b) we keep it the same (c) we measure it
- 18.True or false: milk turning to curd is a change that cannot be undone. (a) False (b) True
- 19.🧺 Do we need fresh cream for making butter? (a) not needed (b) needed
- 20.🧈 Which of these is a change that can be undone? (a) melting butter (b) rusting iron (c) milk turning to curd (d) browning lemon ink
- 21.🧺 Which of these is not needed for making butter? (a) a jar with a tight lid (b) turmeric powder (c) a bowl (d) a timer
- 22.🧈 Can this change be undone: freezing water? (a) cannot be undone (b) can be undone
- 23.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the amount of cream is the one thing we change. (a) True (b) False
- 24.🧺 Which of these is needed for making butter? (a) a jar with a tight lid (b) a battery cell (c) yeast (d) turmeric powder
- 25.⚖️ Fair test — does cold cream turn into butter faster than warm cream? What do we do with “the same jar”? (a) we keep it the same (b) we change it (c) we measure it
- 26.🧺 Do we need turmeric powder for making butter? (a) needed (b) not needed
- 27.⚖️ 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) the amount of cream
- 28.⚖️ 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 keep it the same (c) we measure it
- 29.⚖️ Fair test — does cold cream turn into butter faster than warm cream? True or false: the cream temperature is what we measure. (a) False (b) True
- 30.True or false: melting ice is a change that can be undone. (a) False (b) True
- 31.⚖️ 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
- 32.🧈 Why does shaking cream make butter? (a) shaking adds salt (b) the lid is warm (c) fat bits stick together (d) the jar adds butter
- 33.True or false: a bowl is needed for making butter. (a) False (b) True
- 34.🧺 Do we need yeast for making butter? (a) needed (b) not needed
- 35.True or false: baking a cake is a change that cannot be undone. (a) False (b) True
- 36.🔍 Which is the odd one out? (a) melting butter (b) melting ice (c) milk turning to curd (d) freezing water
- 37.🛟 Why must the jar lid be screwed on tightly? (a) so air gets out (b) so it turns yellow (c) so it gets hot (d) so cream does not spill
- 38.🔍 Which is the odd one out? (a) melting ice (b) freezing water (c) browning lemon ink (d) melting butter
- 39.🧈 Which of these is a change that cannot be undone? (a) melting ice (b) melting butter (c) milk turning to curd (d) folding paper
- 40.🧺 Do we need a magnet for making butter? (a) needed (b) not needed
Answer key
- cooking an egg
- True
- rusting iron
- it takes much longer
- True
- lumps of butter
- cannot be undone
- a magnet
- turmeric powder
- it will not break
- False
- False
- melting ice
- True
- dissolving salt
- a mirror
- we measure it
- True
- needed
- melting butter
- turmeric powder
- can be undone
- False
- a jar with a tight lid
- we keep it the same
- not needed
- the amount of cream
- we keep it the same
- False
- True
- False
- fat bits stick together
- True
- not needed
- True
- milk turning to curd
- so cream does not spill
- browning lemon ink
- milk turning to curd
- not needed
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