A spacecraft is in a circular orbit around the Moon. At one instant, the spacecraft is moving down the page and the gravitational force on it is directed to the right.
Which gives the position of the Moon relative to the spacecraft and the direction of the orbit, as viewed on the page?
The Moon is to the left of the spacecraft; the orbit is clockwise.
The Moon is to the right of the spacecraft; the orbit is anticlockwise.
The Moon is to the left of the spacecraft; the orbit is anticlockwise.
The Moon is to the right of the spacecraft; the orbit is clockwise.
80 exam-style questions on Edexcel GCSE Physics 7.1 The Solar System and gravity, covering 7.1.1 Weight and g on different bodies in space, 7.1.2 The Solar System, 7.1.3 Changing ideas about the Solar System, 7.1.4 Orbits of moons, planets, comets and satellites, and 7.1.5 Gravity and orbital motion. Each one has a worked solution and a mark scheme showing where the marks go.