CAIE IGCSE Physics 4.2.5.1 Electric Circuits Transfer Energy From Questions
Learn how chemical or mains electrical energy transfers to thermal energy in circuit components and the surrounding environment during operation.
Syllabus
2026–2028
Course
Physics 0625
Exam points
State energy changes from chemical or mains electrical energy to thermal energy, explain heating of water or surroundings from circuit energy transfer, and link current and component operation to useful thermal energy.
CAIE IGCSE Physics 4.2.5.1 Electric Circuits Transfer Energy From Questions question 1
[Maximum number: 2]
A 9.0 V battery is connected to a 120Ω resistor in series with wire P . Fig. 8.1 shows a voltmeter connected across the 120Ω resistor.
Fig. 8.1
State the energy changes that are taking place in the circuit.
from chemical (energy) to thermal / heat (energy) from chemical (energy) to thermal / heat (energy) and as a result of electrical working