The planet Mars has mass 6.4 × 10^23 kilograms and radius 3.4 × 10^6 meters.

The planet Mars has mass 6.4 × 10²³ kilograms and radius 3.4 × 10⁶ meters. The acceleration of an object in free-fall near the surface of Mars is most nearly

(A) zero

(B) 1.0m/s²

(D) 3.7m/s²

(E) 9.8m/s²

The planet Mars has mass 6.4 × 10^23 kilograms and radius 3.4 × 10^6 meters.

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