Pressure in a fLuid
Equilibrium  and Elasticity
 Black holes
Planetary Motions and the Center of Mass
Shear Stress and Strain
Simple Harmonic motion
PERIODIC MOTION
Detecting Black holes
FLUID FLOW
Kepler's first law
 Describing oscillation
A visit to a Black hole
 The simple Pendulum
Angular SHM
WEIGHT
 Spherical Mass Distributions
The Motion of satellites
Interpreting E, K, and U in SHM
pressure gauges