Posted by **jim** on Monday, March 5, 2012 at 10:54am.

Atop a cliff, a projectile is fired horizontally with an initial speed of 10 m/s. Neglecting air drag, what is its speed 1 second after it is fired? A) 20 m/s.B) 14 m/s.C) 30 m/s.

D) 28 m/s.E) 10 m/s.

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