Recent content by physics_idiot

well I know that if the horizontal velocity is 6.0 then 6.0=vi(cosθ), but it doesn't actually give me any other information, and I need to know the vertical velocity in order to solve the problem.

projectile physics problem without the angle given! HELP! You accidentally throw your car keys horizontally at 6.0 m/s from a cliff 80 m high. How far from the base of the cliff should you look for the keys? Okay so I honestly don't know how to figure this problem out, but I think that I need...