What happens when two negatively charged objects are near each other?

A. They will pull together

B. They will push apart

C. They will not interact

Order the sequence of ideas that lead to marie curies discovery of radioactive elements number the events in chronological order starting with the oldest

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.

Write down two additional questions about earth's magnetic field that will make your presentation more informative.