Posted by **Anonymous** on Wednesday, December 22, 2010 at 9:13am.

A cannon is fired horizontally from atop a 40.0 m tower. The cannonball travels 145 m horizontally before it strikes the ground. With what velocity did the ball leave the muzzle?

- Physics -
**bobpursley**, Wednesday, December 22, 2010 at 10:24am
If you are "marco", you clearly need a tutor full time. H means height, g is a very universal symbol for the acceleration due to gravity.

http://www.jiskha.com/search/index.cgi?query=A+cannon+is+fired+horizontally+from+atop+a+40.0+m+tower.+The+cannonball+travels+145+m+horizontally+before+it+strikes+the+ground.+With+what+velocity+did+the+ball+leave+the+muzzle%3F+

- Physics -
**drwls**, Wednesday, December 22, 2010 at 12:21pm
This looks like a question I answered last week.

http://www.jiskha.com/display.cgi?id=1292888446

- Physics -
**Anonymous**, Wednesday, January 18, 2012 at 10:14am
A cannon is fired horizontally from atop a 40.0 m tower. The cannonball travels 145 m horizontally before it strikes the ground. With what velocity did the ball leave the muzzle?

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