00503 a2200181 4500 0335163262 531.14 OPE 7313 10171 Unit 3 motion under gravity a scientific theory Colombo The Open University 1994 1994 38p. 29cm Mass and gravity Dynamics, statics, mass and gravity, particle meehanics Physics Solid meehanics Classical meehanics SR 36028 36028 0 0 0 0 SRC MAIN MAIN REF 2008-09-23 0 531.14OPE 3592 2017-09-01 00:00:00 0.00 2016-10-31 SR