Physics GCSE
glowing objects
What glowing objects means in Physics GCSE, as defined for AQA.
Definition of glowing objects
Check what you remember
Read the wording for your board, then hide it and explain glowing objects in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
An electric hob glows dull red before it glows orange, while objects at room temperature look dark to the eye because their peak lies in the infrared.
Topics that use glowing objects
- Perfect black bodies and radiation (AQA GCSE)
Related terms
- absorption by the Earth
- greenhouse gases
- intensity against wavelength
- self limiting heating
- temperature dependence
- emission into space
- everyday examples
- interpreting arrow sizes
Using glowing objects 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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