What is the main force acting on a basketball after it has been shot towards the hoop? a.) normal force b.) applied force c.) frictional force d.) gravitational force

Aneuron is stimulated with an electric pulse. the action potential is detected at a point 3.70 cm down the axon 0.0052 s later.when the action potential is detected 7.20 cm from the point of stimulation, the time required is 0.0063 s. what is the speed of the electric pulse along the axon? (why are two measurements needed instead of only one? )

What causes darkening of the skin as melanin production increases

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.