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