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