Multiple Choice
A satellite is in an elliptical orbit around Earth. At one point on the ellipse, it is 40 × 106 m from the center of Earth and has a speed of 10,000 m/s. At another point on the ellipse its speed is 9100 m/s. How far from the center of Earth is the second point? The mass of Earth is 5.97 × 1024 kg and G = 6.67 x 10-11 N·m2/kg2.
A) 2.9 × 108 m
B) 4.3 × 108 m
C) 6.7 × 107 m
D) 8.6 × 107 m
E) 9.1 × 107 m
Correct Answer:

Verified
Correct Answer:
Verified
Q1: What is the gravitational force between two
Q2: An astronaut is piloting a spacecraft, which
Q3: For a satellite in orbit around Earth,
Q4: What is the ratio of potential energy
Q5: Asteroid 433 Eros is one of the
Q7: A mass is attached to a fixed
Q8: In 1994, fragments of Comet P/Shoemaker-Levy 9
Q9: An astronaut drops a marble on the
Q10: Tides are approximately 24 hours apart.
Q11: What is the ratio of potential energy