Analyzing a common mistake. Question: The still water velocity of a rower is 5 m/s. At what angle must this rower point upstream to be able to land directly across the river? The current is moving at 3 m/s.

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table

laticia draws the diagram below to show earth’s magnetic field.

answer

the arrows to the right of earth should point up.

jupiter is the largest planet in our solar system, having a mass and radius that are respectively, 318 and 11.2 times that of earth. suppose that an object falls from rest near the surface of each planet and that the acceleration due to gravity remains constant during the fall. each object falls the same distance before striking the ground. determine the ratio of the time of fall on jupiter to that on earth.