How is a ecosysten different from a community

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

How would a small bar magnet be oriented when placed at position x?

Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?