[MWForum]Re: How to slow down a turtle/car

Daniel Ajoy mwforum@lists.mathcats.com
Wed, 01 Oct 2003 21:56:00 -0500


Hi,

Maybe this can help you:

How do I make the turtle move faster or slower?
http://mia.openworldlearning.org/howdoi/qro.htm

Daniel
OpenWorld Learning


> From:  <GrahamWilliams@caulfieldgs.vic.edu.au>  
> To:  <mwforum@lists.mathcats.com> 
> Date:  10/01/2003 06:00 PM 
> Subject:  [MWForum]How to slow down a turtle/car travelling around a road network 
>
>
> I'm trying to help some students create a project as part 
> of their maths course. They have to import pages of maps 
> from a local street directory and then use a turtle 
> [dressed as a car] to show the route they travel from their 
> house to our school. The idea is to place turtles [ which 
> will be hidden] all along the roads which they use to come 
> to school. The car- turtle will then 'drive' from hidden 
> turtle to hidden turtle as it travels around the road 
> network. I'm using a procedure with  towards   and   glide  
>   - such as the following:

t1, towards "t2 

glide distance "t2 1

towards "t3

glide distance "t3 1

towards "t4

>  The only problem is that the car doesn't  glide - it 
> hurtles around the network at a rate which breaks the speed 
> limit!!!! Can anyone suggest a way of making the car-turtle 
> travel SLOWLY around the road network as it 'drives' from 
> hidden turtle to hidden turtle?  I've attached my practice 
> project so you can get some idea of what I'm trying to do. 
> Many thanks   Graham Williams  Melbourne  Australia