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C-first · The four status slips · my pageYear 2 Science · T1 W7–8 · Responses / C first

Use only when your grown-up has checked the teaching and your earlier exposure. Tell, sign, point, draw or ask for exact writing. You may leave any question blank.

1. What do S1 and S2 say happened? Keep their difference.

2. What can we say about S3? What question could help?

3. What does 0 in S4 measure? What does it not mean?

4. Make one honest status row for a slip.

C-first · The four status slips · selected source

Eligibility: After Day 36. Unknown/zero/no-action concepts familiar; exact values/accounts held.

Complete original fictional account

Four fictional slips. S1: archive date 11, named Moon observation attempted, view obstructed by a roof, position unavailable. S2: date 12, observer wrote a plan but explicitly did not attempt observation. S3: date 13, no result record supplied; whether an observation occurred unknown. S4: date 14, a named paper-model planet token was measured at 0 equal paper units from the fixed baseline by a fictional helper. This is a given model measurement, not a real sky distance or learner measurement.

Four questions

What do S1 and S2 say happened? Keep their difference.

What can we say about S3? What question could help?

What does 0 in S4 measure? What does it not mean?

Make one honest status row for a slip.

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