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