DP Physics (first assessment 2025)

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Question EXE.2.HL.TZ0.16b

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Date Example questions Example questions Marks available [Maximum mark: 3] Reference code EXE.2.HL.TZ0.16b
Level HL Paper 2 Time zone TZ0
Command term Explain Question number b Adapted from N/A
b.
[Maximum mark: 3]
EXE.2.HL.TZ0.16b
(b)

Pluto rotates about an axis through its centre. Its rotation is in the opposite sense to that of the Earth, i.e. from east to west.

Explain the advantage of an object launching from the equator of Pluto and travelling to the west.

[3]

Markscheme

Object at equator has the maximum linear/tangential speed possible ✓ 

It therefore has maximum kinetic energy before takeoff (and this is not required from the fuel) ✓ 

Idea that the object is already moving in direction of planet before takeoff ✓

Syllabus sections