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September 21, 2014

September 21, 2014

Posted by **dan** on Monday, September 24, 2012 at 4:09pm.

- math -
**Steve**, Monday, September 24, 2012 at 5:06pm1st pebble falls 1 foot in 1/4 sec

1st pebble takes 2 seconds to hit

during 7/4 seconds, second pebble falls 49 feet

so it is still 11 feet up when the first pebble hits

- math -
**dan**, Monday, September 24, 2012 at 5:21pmis there an equation for this?

- math -
**alex**, Tuesday, September 25, 2012 at 10:19pmI don,t know that what I am trying to firgure that oug. I even looked in a math book. Nothing.

T

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