Amover uses a ramp to pull a 1000 newton caart up to the floor of his truck (0.8 meters high). if it takes a force of 200 newtons to pull the cart what is the length of the ramp. for 50 points

An object is dropped from a tower, 400 ft above the ground. the object's height above ground t seconds after the fall is s(t)equals400 minus 16 t squared. determine the velocity and acceleration of the object the moment it reaches the ground. the velocity of the object the moment it reaches the ground is nothing ft/s.

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island