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May 29, 2015

Homework Help: Physics

Posted by Elisa on Sunday, June 1, 2008 at 2:46pm.

A quarterback throws a football toward a receiver with an initial speed of 21 m/s at an angle of 30 above the horizontal. At that instant, the receiver is 12 m from the quarterback. In what direction and with what constant speed should the receiver run in order to catch the football at the level at which it was thrown?

Choose one:
a. The receiver should run in the direction the football is traveling.
b. The receiver should run in the direction opposite to that in which the football is travelling

what constant speed should the receiver run in order to catch the football at the level at which it was thrown?

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