Dr Martin Hendry Einsteins Einsteins Universe Universe Dept of Physics and Astronomy, University of GlasgowAlbert Einstein Isaac NewtonIsaac Newton Albert EinsteinGalileo Galilei Isaac NewtonHow do things move?. How do things move?. Aristotles Theory: 1. Objects move only as long as we apply a force to them 2. Falling bodies fall at a constant rate 3. Heavy bodies fall faster than light onesHow do things move?. How do things move?. Aristotles Theory: 1. Objects move only as long as we apply a fo