December 21, 2014

Posts by Zach

Total # Posts: 315

p=2l+2w solve for l
February 23, 2008

p=2l+2w forl
February 22, 2008

A person pulls a toboggan for a distance of 40.0 m along the snow with a rope directed 15.0° above the snow. The tension in the rope is 69.0 N. (a) How much work is done on the toboggan by the tension force? (b) How much work is done if the same tension is directed ...
February 19, 2008

A 97.0-kg person stands on a scale in an elevator. What is the apparent weight when the elevator is (a) accelerating upward with an acceleration of 1.70 m/s2, (b) moving upward at a constant speed, and (c) accelerating downward with an acceleration of 1.80 m/s2?
February 18, 2008

Why does the speed of wind have no affect on a homemade electromagnetic generator attatched to a windmill? I did an expiriment using a windmill and altered the wind speed 3-11mph. There was no change in the amount of amps genrerated. Are my results just wrong or is there a ...
February 11, 2008

Math -
PLEASE HELP ME FIGURE THIS PROBLEM! Solve equation and check the solution -3(r+5) = 3(r - 1)__________________
November 12, 2007

languege arts
November 4, 2007

I have 5 pieces each is a triangle and they are supposed to somehow form a large triangle. Everyone has tried and we can't figure it out. I see lots of solutions online for 7 piece tangrams but nothing for a 5 piece. Thank you Zach I suspect there are 180 solutions to this...
August 10, 2007

evaluate the numerical expression 2 (14-7) + 5 Is the 2 supposed to be an exponent of something? Where does it go?
May 16, 2007

Physical Science
What are the 4 nuclear forces? Out of the 4 which one is the strongest and which one is the weakest? Thanks THANK YOU As a side note, these are not nuclear forces. They are the four fundamental forces in nature, ...
April 11, 2007

drivers ed
It is a crossword puzzle nine letters long. Vital to vehicle saftey
March 14, 2007

Why dogs are better than Cats!
shouldn't we just get over it and just finish this stupid debate
November 24, 2006

-6h + 4 - 3 + h = 11 4-3-11=6h-h -10=5h -2=h
September 21, 2006

September 6, 2006

Science guys :)
hey guys a got a few problems i need help with im really desperate for help theyre due soon online :( 1.Suppose that a constant current of 89 mA flows in a conductor. Find the absolute value of the total charge that passes through the conductor in 3 minute(s). Charge = ______ ...
August 31, 2005

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