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