3.
The half-life of a radioactive atom is two months. If you start with lg of the element, how
much will remain after six months?
A. One-half of a gram will remain.
B. One-fourth of a gram will remain.
C. One-eighth of a gram will remain.
D. None will remain.

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?

An ascending elevator, hanging from a cable, is coming to a stop. part a part complete identify all forces acting on the elevator from the list below. select all that apply. select all that apply. kinetic friction normal force tension weight static friction submitprevious answers correct part b draw a free-body diagram of the object. draw the vectors starting at the black dot. the location and orientation of the vectors will be graded. the exact length of your vectors will not be graded but the relative length of one to the other will be graded.