Edexcel IGCSE Physics 4.2 Energy Stores & Transfers
Practise tracking changes between chemical, kinetic, gravitational, elastic and thermal stores through named transfer pathways.
- Syllabus
- First assessment 2019
- Course
- Physics 4PH1
Exam points
- identify which energy stores increase or decrease during each stage of a process
- name mechanical, electrical, heating or radiation as the transfer pathway
- trace multi-stage transfers while accounting for energy dissipated to thermal stores
4.2 Energy stores and transfers question 1
A student stretches a rubber band.
Question (a)
(a)
The photographs show a rubber band before and after it has been stretched.
before
after
[ 3 ]
Question (i)
(i)
State which energy store increases in the rubber band after it has been stretched.
[ 1 ]
Question (ii)
(ii)
State the main method of energy transfer when the rubber band is stretched.
[ 1 ]
Question (iii)
(iii)
State the source of the energy transferred to the rubber band.
[ 1 ]
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