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cap.r
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Homework Statement
a spring is pulled back .2 meters and a ball is fired. the ball travels 5 meters before stopping 1.5 meters bellow it's firing position which was on a table. there is a picture that I have drawn and attached in a pdf. I have also listed all the givens except the mass. i forgot to do that one. the mass is given and is 1kg.
Homework Equations
conservation of energy.
1/2kx^2 = 1/mv^2
The Attempt at a Solution
also attached in the pdf. i figured it would be easier since there is a picture and lots of equations.
only allowed to use conservation of energy and momentum. also straight line motion stuff. no calc.