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24.3.3—Annihilation occurs when a particle interacts with its antiparticle and that

Syllabus
9702–2028–2029
Objective
24.3.3
Level
A2

—Annihilation occurs when a particle interacts with its antiparticle and that

understand that annihilation occurs when a particle interacts with its antiparticle and that mass–energy and momentum are conserved in the process.

Use —annihilation occurs when a particle interacts with its antiparticle and that to connect the rule to the data and decision in the question.

This matters because —annihilation occurs when a particle interacts with its antiparticle and that determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply —annihilation occurs when a particle interacts with its antiparticle and that to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: —Annihilation occurs when a particle interacts with its antiparticle and that is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.

ConceptA-Level CAIE Physics A2