An object travels 100m North in 5 seconds, then moves 40m South in the next 5 seconds.
What is the object’s average speed for the trip?

For which pair of objects would adding the same a

The material that keeps its new shape after it is stretched is called?

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?