acceleration caused by gravity
acceleration of gravity (g)
angular momentum conservation
basic types of energy
changing an orbit
conservation of angular momentum
conservation of energy
conservation of momentum
escape velocity
escape velocity
gravitational potential energy part 1
gravitational potential energy part 2
how did newton change our view of the universe?
how do gravity and energy together allow us to understand orbits
how do we describe motion?
how do we describe motion? (acceleration)
how do we describe motion? (speed)
how do we describe motion? (velocity)
how does gravity cause tides?
how does newton’s law of gravity extend kepler’s laws?
how is mass different from weight?
how is mass different from weight? (mass)
how is mass different from weight? (weight)
is the force that earth exerts on you larger, smaller, or the sa
mass-energy
momentum and force
newton generalized kepler’s third law part 1
newton generalized kepler’s third law part 2
newton’s first law of motion:
newton’s second law of motion
newton’s third law of motion:
the universal law of gravitation:
thermal energy
thermal energy:
tidal friction
tides and phases
where do objects get their energy?
why are astronauts weightless in space?