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Kepler's first law says a planet's orbit around the Sun is a(n)?
ACircle with the Sun at the centre
BEllipse with the Sun at one focus
CParabola with the Sun at the vertex
DEllipse with the Sun at the centre
Answer & Solution
Correct answer: B. Ellipse with the Sun at one focus
The orbit is an ellipse, and the Sun sits at one of its two foci, not at the centre.
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