Unit at a glance
3 lessons, 135 minutes of teaching
Scheme of work
The lessons in order
| Ref | Lesson pack | Structure | Worksheet | Quiz | Lab tab |
|---|---|---|---|---|---|
| 25.1 | Standard candles and the inverse square law A star pours out a fixed power, its luminosity. | Connect-Extend-Challenge | 4 Q, 29 marks (topic) | 4 checks | tab 1 |
| 25.2 | Stellar radii: Wien and Stefan-Boltzmann A star glows like a hot body, and the colour of that glow betrays its temperature. | Anticipation / Reaction Guide | 4 Q, 30 marks (topic) | 4 checks | tab 2 |
| 25.3 | Hubble's law and the Big Bang Light from distant galaxies arrives stretched toward the red, and the further away a galaxy is, the faster it is fleeing. | Cooperative Concept Mapping | 4 Q, 32 marks (topic) | 4 checks | tab 3 |
Each pack holds the plan, worksheet and quiz for its lesson. Teach the rows in order; the lab tabs match the student lessons.
Also for this topic
Topic resources
Topic labFull-screen simulation
Revision notesOne page per lesson
Notes PDFPrintable topic notes
Concept mapThe topic on one sheet
Student syllabus pageAstronomy and cosmology
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