Source
What Source means in Combined Science GCSE, as defined for AQA.
Definitions of Source
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 Source in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The leaves, where sugars are made by photosynthesis and loaded into the phloem.
The place a wave comes from, such as the Sun, a lamp or a radio transmitter.
Topics that use Source
- Plant organ system (AQA GCSE)
- Types of electromagnetic waves (AQA GCSE)
Related terms
- Absorption
- Active transport
- Calculating rates from measurements
- Cell specialisation and adaptation
- Cellular control of pore size
- Data presentation
- Describing relationships between variables
- electromagnetic spectrum
Using Source 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.
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