Astone thrown horizontally at a speed of 5m/s from the top of a cliff 78.4m high.
a. how long does it take the stone to reach the bottom of the cliff?
b. how far from the base of the cliff does the stone strike the ground?

An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0

22. the effect of threshold braking is to a cause skids. b. lock wheels. c. prevent locking of wheels. d. increase stopping distance.

How many atoms of nitrogen are in the chemical formula ni(w on