AP Physics 1hardmcq1 pt
A 60 kg person stands on Earth (M = 6.0×10²⁴ kg, R = 6.4×10⁶ m, G = 6.7×10⁻¹¹). The gravitational force on them is about
A.590 N
B.60 N
C.6.0×10⁴ N
D.3.6×10⁴ N
Explanation
Core Concept
F = GMm/R² ≈ (6.7×10⁻¹¹)(6.0×10²⁴)(60)/(4.1×10¹³) ≈ 590 N, close to mg = 600 N.
Correct Answer
A590 N
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