Compute the escape velocity for Earth if its mass is 5.98 × 1024 kg, its radius is 6.37 × 106 m, and G = 6.67 × 10-11 N-m2/Kg2.

1
8.52 × 104 m/s.
2
3.14 × 104 m/s.
3
1.12 × 104 m/s.
4
6.98 × 104 m/s.

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