M-RAT-021Higher onlyReview: PendingConstruct direct proportion equations
Ratio and proportion · Proportion (T-RAT-007)
v1 mapping, pending teacher review. Only AQA and Edexcel are mapped so far. The first 3 pilot worksheets and their worked answers are available; remaining worksheets are coming soon. All videos are still coming soon.
- Retrieval
- Find the constant of proportionality
- Fluency
- Include powers and roots of a variable
- Reasoning
- Justify whether the model uses a constant ratio or product.
- Application
- Build a model from experimental data
- Common misconception
- Direct and inverse relationships require different invariants.
Video brief
Model how to construct direct proportion equations. Explain each step; pause for a matching shadow question.
Planned video: V-RAT-021 · Video coming soon
Worksheets
Worksheets coming soon
Note: Scope and tier apply to this skill; tag each generated variant separately.