1point
which of the following best describes the goal of technology?
o
a. to improve the economy
o
b. to apply scientific knowledge to ethical decision making
o
c. to use scientific knowledge to solve problems or to make tasks
easier
o
d. to make more industrial jobs
subm

Generally travels west to east but often shifts to north and south

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on