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  1. AP Physics C Mechanics
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Gravitation in AP Physics C: Mechanics

Question 1
college-boardPhysics C: MechanicsAPExam Style
1 mark

How does orbital speed at a given altitude compare with Kepler's third law, which predicts the square root relationship between period squared and semi-major axis cubed?

Question 2
college-boardPhysics C: MechanicsAPExam Style
1 mark

Which form of potential energy is most relevant for a satellite orbiting Earth?

Question 3
college-boardPhysics C: MechanicsAPExam Style
1 mark

What force keeps a planet in orbit around the Sun?

Question 4
college-boardPhysics C: MechanicsAPExam Style
1 mark

Assuming perfectly circular orbits when solving problems involving elliptical trajectories can cause major discrepancies in determining what characteristic feature?

Question 5
college-boardPhysics C: MechanicsAPExam Style
1 mark

When an object moves from a lower to a higher orbit around Earth, what happens to its gravitational potential energy?

Question 6
college-boardPhysics C: MechanicsAPExam Style
1 mark

How Would Changing Speed of Light in Vacuum "c" Affect Time Period of a Satellite Revolving Around a Massive Object Assuming Newtonian Gravitation Still Holds?

Question 7
college-boardPhysics C: MechanicsAPExam Style
1 mark

What must be true about the total mechanical energy (kinetic + potential) of an idealized planet in a stable circular orbit?

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Question 8
college-boardPhysics C: MechanicsAPExam Style
1 mark

How does ignoring relativistic effects when calculating periods of satellites close to massive bodies like Jupiter mainly affect predicted outcomes?

Question 9
college-boardPhysics C: MechanicsAPExam Style
1 mark

How does the conservation of linear momentum apply to two satellites colliding in orbit with no external torques?

Question 10
college-boardPhysics C: MechanicsAPExam Style
1 mark

To determine the work done by gravity in moving a satellite along its orbit given its force vector, how would you calculate this using calculus?