Let's solve this step-by-step based on the
Scientific Method and the experiment described.
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🔬 Experiment: Which liquid will dissolve a candy cane the fastest?
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Materials:
- Hot water
- Cold water
- Vinegar
- Oil
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Question:
Which liquid will make the candy cane dissolve the fastest?
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✔ Step-by-Step Scientific Method:
1.
Question
*Which liquid will dissolve the candy cane the fastest?*
2.
Research
- Candy canes are made of sugar, flavoring, and coloring.
- Sugar dissolves faster in warm liquids because heat increases molecular motion.
- Vinegar is acidic and may react with sugar (but not necessarily dissolve it faster).
- Oil does not dissolve sugar because oil is nonpolar and sugar is polar — they don’t mix.
3.
Make a Hypothesis
A good hypothesis should be testable and logical. Based on what we know:
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I think hot water will dissolve the candy cane the fastest.
*(Because heat increases the rate at which sugar molecules break apart and mix into the liquid.)*
4.
Test
- Place a candy cane in each of the four liquids: hot water, cold water, vinegar, and oil.
- Observe and record how long it takes for each candy cane to fully dissolve.
- Keep variables consistent: same size candy cane, same amount of liquid, same container, same time intervals.
5.
Analyze
After testing:
- The candy cane in
hot water likely dissolved the fastest.
- The one in
cold water would take longer.
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Vinegar might dissolve it somewhat faster than cold water due to acidity, but still slower than hot water.
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Oil probably won’t dissolve the candy cane at all — it may just sit there or slowly lose color.
6.
Report
Summarize your findings.
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📝 Answering the Worksheet:
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Hypothesis:
> I think
hot water will dissolve the
candy cane the fastest.
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What was the fastest?
>
Hot water dissolved the candy cane the fastest.
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Were you right?
>
Yes, I was right! Hot water caused the candy cane to dissolve the fastest because heat increases the kinetic energy of the molecules, helping the sugar dissolve more quickly.
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✔ Final Answer Summary:
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Fastest dissolving liquid: Hot water
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Why? Heat speeds up the dissolution process by increasing molecular movement.
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Oil does not dissolve sugar — it’s immiscible.
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Vinegar might slightly speed up dissolution due to acidity, but not as much as heat.
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Cold water works, but slowly.
This experiment demonstrates how temperature affects solubility — a key concept in chemistry!
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✔ Conclusion:
The scientific method helps us form predictions, test them, and learn from results. In this case,
hot water wins!
Parent Tip: Review the logic above to help your child master the concept of 6th grade scientific method worksheet.