Why do you think that there are researchers willing to spend years focusing on just one subject? What do you think they hope
to learn, and what do you think they hope to do with their
findings?
Answer in two to three complete sentences.

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

Which model displays the change in a gas when the temperature of the gaseous system decreases?

The electric field inside a cell membrane is 8.0mn/c. what's the force on a singly charged ion in this field?