Which is an example of data?
a. variables
b. theories
c. measurements
d. laws

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative