{UTF-8}
acceleration=
	net force/mass
	~	
	~		|

damping constant=
	2
	~	 [0,4,1]
	~		|

damping force=
	damping constant*Velocity*-1
	~	
	~		|

net force=
	damping force+restoring force
	~	
	~		|

elastic potential energy=
	0.5*spring constant*Position^2
	~	
	~		|

kinetic energy=
	0.5*mass*Velocity^2
	~	
	~		|

mass=
	2
	~	
	~		|

period=
	2*3.14159*SQRT(mass/spring constant)
	~	
	~		|

Position= INTEG (
	rate of change in position,
		-2)
	~	
	~		|

rate of change in position=
	Velocity
	~	
	~		|

restoring force=
	Position*spring constant*-1
	~	
	~		|

spring constant=
	35
	~	
	~		|

total energy=
	elastic potential energy+kinetic energy
	~	
	~		|

Velocity= INTEG (
	acceleration,
		0)
	~	
	~		|

********************************************************
	.Control
********************************************************~
		Simulation Control Parameters
	|

FINAL TIME  = 4
	~	Second
	~	The final time for the simulation.
	|

INITIAL TIME  = 0
	~	Second
	~	The initial time for the simulation.
	|

SAVEPER  = 
        TIME STEP 
	~	Second [0,?]
	~	The frequency with which output is stored.
	|

TIME STEP  = 0.015625
	~	Second [0,?]
	~	The time step for the simulation.
	|

\\\---/// Sketch information - do not modify anything except names
V300  Do not put anything below this section - it will be ignored
*View 1
$192-192-192,0,Comic Sans MS|12||0-0-0|0-0-0|0-0-255|-1--1--1|-1--1--1|120,120,100,0
10,1,Position,402,117,53,30,3,131,0,1,0,3,0,0,255-0-0,0-0-0,|12||0-0-0
10,2,Velocity,387,395,53,29,3,131,0,1,0,3,0,0,0-0-255,0-0-0,|12||0-0-0
12,3,48,96,112,10,8,0,3,0,0,-1,0,0,0
1,4,6,1,4,0,0,22,0,0,0,-1--1--1,,1|(291,112)|
1,5,6,3,100,0,0,22,0,0,0,-1--1--1,,1|(163,112)|
11,6,48,227,112,6,8,34,3,0,0,1,0,0,0
10,7,rate of change in position,227,148,83,28,40,3,0,0,-1,0,0,0
12,8,48,108,391,10,8,0,3,0,0,-1,0,0,0
1,9,11,2,4,0,0,22,0,0,0,-1--1--1,,1|(281,394)|
1,10,11,8,100,0,0,22,0,0,0,-1--1--1,,1|(167,394)|
11,11,48,222,394,6,8,34,3,0,0,1,0,0,0
10,12,acceleration,222,417,58,15,40,3,0,2,-1,0,0,0,-1--1--1,0-0-0,|12||0-128-0
1,13,2,7,1,0,0,0,0,64,0,-1--1--1,,1|(272,298)|
10,14,elastic potential energy,766,129,77,28,8,3,0,2,0,0,0,0,-1--1--1,0-0-0,|0||255-0-0
10,15,total energy,767,246,58,15,8,3,0,2,0,0,0,0,-1--1--1,0-0-0,|0||64-160-98
10,16,kinetic energy,754,404,69,14,8,3,0,2,0,0,0,0,-1--1--1,0-0-0,|0||0-0-255
10,17,mass,527,409,25,15,8,3,0,0,0,0,0,0
10,18,period,606,327,33,15,8,3,0,0,0,0,0,0
10,19,spring constant,562,159,41,28,8,3,0,0,0,0,0,0
10,20,restoring force,397,234,77,14,8,3,0,0,0,0,0,0
1,21,16,15,1,0,0,0,0,64,0,-1--1--1,,1|(834,340)|
1,22,14,15,1,0,0,0,0,64,0,-1--1--1,,1|(819,171)|
1,23,1,14,1,0,0,0,0,64,0,-1--1--1,,1|(578,70)|
1,24,19,14,1,0,0,0,0,64,0,-1--1--1,,1|(667,181)|
1,25,19,18,1,0,0,0,0,64,0,-1--1--1,,1|(613,240)|
1,26,19,20,1,0,0,0,0,64,0,-1--1--1,,1|(531,235)|
1,27,17,18,1,0,0,0,0,64,0,-1--1--1,,1|(546,346)|
1,28,17,16,1,0,0,0,0,64,0,-1--1--1,,1|(625,427)|
1,29,2,16,1,0,0,0,0,64,0,-1--1--1,,1|(572,480)|
1,30,17,12,1,0,0,0,0,64,0,-1--1--1,,1|(420,482)|
1,31,1,20,1,0,0,0,0,64,0,-1--1--1,,1|(439,184)|
12,32,1246002,465,694,343,194,3,188,0,0,1,0,0,0
Horizontal_Spring_Motion
10,33,net force,181,277,46,15,8,3,0,0,0,0,0,0
10,34,damping force,90,339,70,14,8,3,0,0,0,0,0,0
10,35,damping constant,59,212,41,28,8,3,0,0,0,0,0,0
1,36,20,33,1,0,0,0,0,64,0,-1--1--1,,1|(294,296)|
1,37,2,34,1,0,0,0,0,64,0,-1--1--1,,1|(254,356)|
1,38,34,33,1,0,0,0,0,64,0,-1--1--1,,1|(116,293)|
1,39,35,34,1,0,0,0,0,64,0,-1--1--1,,1|(43,274)|
1,40,33,12,1,0,0,0,0,64,0,-1--1--1,,1|(217,335)|
12,41,1049618,1217,254,306,216,3,188,0,0,1,0,0,0
Energy
///---\\\
:GRAPH Horizontal_Spring_Motion
:TITLE Horizontal Spring Motion
:SCALE
:VAR Velocity
:Y-MIN -10
:Y-MAX 10
:LINE-WIDTH 3
:SCALE
:VAR Position
:Y-MIN -2
:Y-MAX 2
:LINE-WIDTH 3
:SCALE
:VAR acceleration
:Y-MIN -35
:Y-MAX 35
:LINE-WIDTH 3

:GRAPH Energy
:TITLE Energy
:SCALE
:VAR kinetic energy
:Y-MIN 0
:Y-MAX 70
:LINE-WIDTH 3
:VAR elastic potential energy
:LINE-WIDTH 3
:VAR total energy
:LINE-WIDTH 3
:L<%^E!@
1:Current.vdf
9:Current
22:$,Dollar,Dollars,$s
22:Hour,Hours
22:Month,Months
22:Person,People,Persons
22:Unit,Units
22:Week,Weeks
22:Year,Years
22:Day,Days
23:0
15:0,0,0,1,0,0
19:100,0
27:2,
34:0,
4:Time
5:damping constant
35:Date
36:YYYY-MM-DD
37:2000
38:1
39:1
40:7
41:0
24:0
25:4
26:4