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    Physics 12-Projectiles....Please help!!!!?

    You throw a rock upwards at a tower. If you threw the rock at 23m/s at 60 degrees above the horizontal, with what speed did it hit the tower, 15 meter above the ground?
  2. B

    does anyone know of any good bike shops, that can answer my questions?

    pedalyourworld.com has been really helpful, but does anyone know of any others. Thanks
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