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Re: Simple Machines B/Compound Machines C
Posted: January 14th, 2014, 12:59 pm
by SKRILLEX18
anybody have any ideas on how to teach Simple machines history to 6th and 7th graders
Re: Simple Machines B/Compound Machines C
Posted: January 14th, 2014, 3:29 pm
by Sciolapedia
The mass was 514 g for those who wanted to know
Re: Simple Machines B/Compound Machines C
Posted: January 14th, 2014, 4:38 pm
by helicpters_rule
Is that the unknown mass if so do you know the known mass.
Re: Simple Machines B/Compound Machines C
Posted: January 14th, 2014, 9:10 pm
by SpartyMavs
olympiaddict wrote:IMA = force out/force in.
Isn't force out/force in the equation for AMA, not IMA?
Re: Simple Machines B/Compound Machines C
Posted: January 14th, 2014, 10:24 pm
by chinesesushi
yes
Re: Simple Machines B/Compound Machines C
Posted: January 15th, 2014, 9:08 am
by treeling
SpartyMavs wrote:olympiaddict wrote:IMA = force out/force in.
Isn't force out/force in the equation for AMA, not IMA?
Yep.
Re: Simple Machines B/Compound Machines C
Posted: January 18th, 2014, 1:26 pm
by polim
In your experience, what are some good and inexpensive materials for making a lever?
Re: Simple Machines B/Compound Machines C
Posted: January 18th, 2014, 1:33 pm
by chinesesushi
hardwood
Re: Simple Machines B/Compound Machines C
Posted: January 18th, 2014, 11:45 pm
by SWAnG
So people have been saying things about an adjustable fulcrum, how are most people making it this way?
Re: Simple Machines B/Compound Machines C
Posted: January 18th, 2014, 11:53 pm
by SWAnG
treeling wrote:SpartyMavs wrote:olympiaddict wrote:IMA = force out/force in.
Isn't force out/force in the equation for AMA, not IMA?
Yep.
Ya, IMA is Distance input/Distance output