Calculate the motion of point particles absent outside forces.
Compute momentum:
Find equations of particle motion:
Compute the gravitational field of objects, the force of gravitation and the effects of gravity on motion.
Do a gravitation calculation:
Find equations associated with the two-body problem:
Compute time to fall:
Compute work done against gravity:
Calculate the details of the motion of rockets and orbital maneuvers of spacecraft.
Analyze motion of a rocket:
Compute the time to make orbital maneuvers:
Compute the final states of elastic collisions between particles.
Analyze an elastic collision in one dimension:
Analyze an elastic collision in two dimensions: