A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of aquatic plants that can live in the water. What is the outcome (dependent) variable?

Question 1(multiple choice worth 2 points) in order to be considered work, the components that must be present are • a force and a movement in the same direction as the force an action which causes movement and an opposite reaction an action which causes no movement or reaction a force and a movement in the opposite direction of the force