‘еєЦwрЂзд(&кИ:мСєddО Ј( @€ЯаРПпрАяЏ  я(№/№/я(я рŸ 0№/8џ0@џ0?џ/8№ 0я(р п?Gџ@PџOWџOXџOPџ?Hџ0@№/7я@Oџ_`џ`hџ_hџPXџ 0р(пP_џopџpxџowџ_gџ@O№/8я'п'р 7№pџ€џ‡џ`oџ?Gя/7р Я€0?№€ˆџ?Hя/8р`/пo?G№OX№@Hя0?р/аpOW№?Hр/8п 7яOPя?Gр/7п(Я РP0@яPX№@Oя0@п 0аO а@H№/Я@'а 0п0@р@P№0?п'Я_OP№@Hр(а 7п/7а'Р Пџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџ^^^^^^^^^^џџџџџџџџџџџџџџџџџџџџ^^^^^^^^^^^^^^џџџџџџџџџџџџџџџџ^^TeeBBBBeTT^^^^^^џџџџџџџџџџџџџ^eBDJ33333JJDBeZ^^^^џџџџџџџџџџџTD33==#####==3JDBT^^^^џџџџџџџџџeJ=###=3DeZ^^TџџџџџџџB3# #=3JBZ^^Tџџџџџџ3#  #=JBT^^џџџџџJ# Sll #=JBZ^Tџџџџ# %,68??86,/@A*< ##џџџџ45('.6787-9%:;*<=#џџџџџ$+&,--.,/01)2 3џџџџџџ $%&&'%($!)* ##џџџџџџџ  !"#џџџџџџџџџ  џџџџџџџџџџџ  џџџџџџџџџџџџџ џџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџРџџџќџј№?рРР€€€€РРр№?јќџџџџРџdƒП€кт@sprite0  ^xœЅVЫТ ФЛрбЃ_рйёю7сŸcЇЅ4йlBІ2)“Jйн!жфћKѕг^ЭчпрcџMЈЌєы ЧRšл>7ЎKА“фXёсwŠ:Њье7bёФ#Џi2W.ИOбќЗ ФOР…­ђє HЋ/š{ЪK?%ѓџ?ёЛOŠ2ŽЧ3Шў_/5{ujЗsprite1   Qxœsђ5уa3 жb(fd€H@хQ@ƒУ(EЃhtDгR‘І/.0ЄЬџF42d8а, анOEУ1cъ†ЂQ4ŠFaцЇЄИєobject1Ўœџџџџџџџ џџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџobject2Ўœџџџџџџџ Иgaction_set_hspeedџџџџ1.50000000џџџџџџџџџџџџИkaction_set_gravityџџџџ(point_direction(x,y,object1.x,object1.y)U800/(point_distance(x,y,object1.x,object1.y)*point_distance(x,y,object1.x,object1.y))000000Иcџџџџ room_captiong"x1="+string(object1.x) +" y1=" +string(object1.y) +" x2="+string(object2.x) +" y2=" +string(object2.y)000000Иcџџџџ room_caption|" distance="+string(point_distance(x,y,object1.x,object1.y))+" direction=" +string(point_direction(x,y,object1.x,object1.y))000000Иcџџџџ room_caption" speed="+string(speed)000000џџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџЄroom0є€р2РРР show_info()џџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ€р џџџџџџџџџџџџ0рІ†00Ј†Ј†€–˜ЎџџЪy{\rtf1\ansi\deff0\deftab720{\fonttbl{\f0\fswiss MS Sans Serif;}{\f1\froman\fcharset2 Symbol;}{\f2\fswiss\fcharset1 Arial;}{\f3\fswiss\fcharset1 Arial;}{\f4\froman Times New Roman;}{\f5\fmodern\fcharset1 Courier New;}{\f6\fswiss Arial;}{\f7\fswiss\fcharset1 MS Sans Serif;}} {\colortbl\red0\green0\blue0;\red0\green0\blue128;} \deflang1033\pard\plain\lang3081\f4\fs48 Sir Isaac Newton: The Universal Law of Gravitation\plain\lang3081\f4\fs24 \par \plain\f3\fs18\cf0\b Tony Forster September 05 \par may be copied with acknowledgement\plain\f3\fs24\cf0 \par \par \plain\lang3081\f6\fs24 Newton published his famous law of universal gravitation in his \plain\lang3081\f6\fs24\i Principia Mathematica\plain\lang3081\f6\fs24 in 1687 as follows: \par \plain\f2\fs24\cf0 \par \plain\f3\fs24\cf0 F = G x m\plain\f2\fs10\cf0 1\plain\f3\fs24\cf0 x m\plain\f2\fs10\cf0 2\plain\f3\fs10\cf0 \par \plain\f3\fs12\cf0 \plain\f3\fs10\cf0 _______________________________ \par \plain\f2\fs10\cf0 2\plain\f3\fs10\cf0 \par \plain\f3\fs24\cf0 r \par \par where F is the force of gravity, G is the gravitational constant m\plain\f3\fs10\cf0 1\plain\f3\fs24\cf0 and m\plain\f3\fs10\cf0 2\plain\f3\fs24\cf0 are the two masses and r is their distance apart. \par \par In this demonstration we have set G=1, M\plain\f3\fs10\cf0 1\plain\f3\fs24\cf0 =800, M\plain\f3\fs10\cf0 2\plain\f3\fs24\cf0 =1 \par r is \plain\f7\fs16 point_distance(x,y,object1.x,object1.y) \par \plain\f2\fs24 The direction of the gravity is \plain\f7\fs16 point_direction(x,y,object1.x,object1.y) \par \plain\f3\fs24\cf0 \par So the force of gravity is programmed as 800 divided by r squared or: \par \plain\f7\fs16 set the gravity to 800/(point_distance(x,y,object1.x,object1.y)*point_distance(x,y,object1.x,object1.y)) in direction point_direction(x,y,object1.x,object1.y) \par \par \plain\f2\fs24 Press escape to see the demonstration\plain\f3\fs24\cf0 \par } єєSpritessprite0sprite1Sounds BackgroundsPathsScripts Data Files Time LinesObjectsobject1object2Roomsroom0 Game Information Game Options