MULTIPLE CHOICE QUESTION If you have and index contour at 100 feet and another index contour at 200 feet, and there
are five spaces between the index contours, what is your contour interval?
20 ft
100 ft
10 ft
50 ft

Jenny wants to test the electrical conductivity of two substances dissolved in water. she is preparing the containers for the experiment. which factor is most important for her to control? a) volumes of the solutions b) appearance of the solutions c) temperatures of the solutions d) concentrations of the solutions