Specify a usable plan
Specify a usable plan
Three separate trials of fresh 100 g samples starting at 10°C in a 22°C room. Cups/lids, position, 20-minute interval and reading procedure match within and across trials.
Matched final readings
Constructed teaching data: these values were invented for this activity, not collected in an experiment.
Trial | Sleeve J final (°C) | Sleeve K final (°C) |
|---|---|---|
1 | 15 | 16 |
2 | 16 | 17 |
3 | 15 | 16 |
1. Which sleeve shows less warming across these trials? Does this prove a particular material property?
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2. Write a paper retest plan: compared factor, matched conditions, measurement method, number of fresh trials, and fields to record. Do not invent new readings.
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Fresh check
Fresh equal 100 g water, 23°C room, matching cups/lids and reading method. Times differ.
Check another plan
Constructed teaching data: these values were invented for this activity, not collected in an experiment.
Setup | Start (°C) | Time (min) | Final (°C) |
|---|---|---|---|
Sleeve R | 11 | 20 | 16 |
Sleeve S | 11 | 10 | 15 |
3. What needs repairing before attributing the result to the sleeve alone?
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