A girl runs and cover a distance of 200m in 20 secends. The speed of the girl is m/s. ​

In a series circuit the __ is the same at every point

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.

An element becomes a positively charged ion when itloses protons.loses electrons.gains electrons.gains neutrons.