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