Light intensity
What Light intensity means in Combined Science GCSE, as defined for AQA.
Definitions of Light intensity
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Light intensity in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Varies by changing the distance between the lamp and the pondweed, and is inversely proportional to the square of the distance.
A factor that affects photosynthesis and so plant growth.
Topics that use Light intensity
- Abiotic factors (AQA GCSE)
- Rate of photosynthesis (AQA GCSE)
Related terms
- Abiotic factor
- Choosing scales
- Community
- Control variables
- Data presentation
- Diminishing returns
- Dissolved oxygen
- Ectothermic animals
Using Light intensity in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Combined Science questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge