Quote:
Originally Posted by janna
Actually I have done the experiment to determine the earth's gravitational force in physics. You need a meter stick, a stop watch, and a fairly heavy ball (to not be affected by air resistance too much). You time how long it takes for the ball to drop one meter and calculate g by using the equation y=(1/2)gt^2^. The results should be very close to 9.81 m/s^2^ in the hypothesis and get what? It's correct. Plus I have been calculating circumference since I was 11. Pi is not 3.
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Try it with a sinner laying down underneath. You'll see.