For a droplet emerging from a sprinkler, the velocity magnitude parallel to the direction of gravity can be modeled by: where is the initial velocity on exit from the sprinkler, is the magnitude of acceleration due to gravity, and is the time. Which statement is true:

Madison lives near the ocean. she’s formed a hypothesis that increased concentrations of salt in the air speeds the corrosion of certain metals. if madison plans to test this hypothesis, she will have to deal with the following variables in her experiment: dependent variable: independent variable: one possible confounding variable: