What is the total change in gravitational potential energy of the probe?
[Mass of Mars MM=6.42×1023 kgM_M = 6.42 \times 10^{23}\text{ kg}MM=6.42×1023 kg, G=6.67×10−11 N m2 kg−2G = 6.67 \times 10^{-11}\text{ N m}^2\text{ kg}^{-2}G=6.67×10−11 N m2 kg−2]
−4.04×109 J-4.04 \times 10^9\text{ J}−4.04×109 J
−2.02×109 J-2.02 \times 10^9\text{ J}−2.02×109 J
2.02×109 J2.02 \times 10^9\text{ J}2.02×109 J
4.04×109 J4.04 \times 10^9\text{ J}4.04×109 J
52 exam-style questions on AQA A Level Physics Gravitational fields (A-level only), covering Newton's law (A-level only), Gravitational field strength (A-level only), Gravitational potential (A-level only), and Orbits of planets and satellites (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.