What is the importance of the x- y- cartesian coordinate system in motion of an object in two dimensions?
it is used as a frame of reference.

it directly measures the acceleration of an object.

it determines the time the object is in motion.

it measures the speed of the object.

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

Which example has gravitational potential energy? a.a horse slowing down from a run b.an apple about to fall from a tree branch c.a bicycle being pedaled down a horizontal path d.beaker sitting on the floor

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?