Suppose you walk 18.2 m straight west and then 27.8 m straight north. What vector angle describes your direction from the forward direction (east)?
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Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.

What word chemical equation describes cavendish’s experiment with zinc?