Multiple Choice Question Newton's law of universal gravitation
A. explains why an object falls to the ground when it is dropped
B. is an observation Sir Isaac Newton made in 1687
C. allows us to calculate how two objects will attract each other
D. is actually a theory that has been incorrectly named

Explain what will happen if decomposers were apsent from a forest ecoysystem.

In the united states, tornadoes generally occur because of the freezing of ocean water underwater earthquakes meeting of cool and warm air masses shifting of warm and cool ocean currents

Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s