Energy sources can be placed in two categories: renewable and nonrenewable. How do you think these two energy sources differ from each other?

Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?

You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?

You can decrease the resistance of a length of wire by