Jim investigates how the angle of a throw affects the distance that the ball travels. Assuming Jim hurls the ball with
the same force each time, what is the dependent variable in the experiment?
angle at which the ball is thrown
distance traveled by the ball
time it takes the ball to hit the ground
O force exerted on the ball

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

How many moles of oxygen gas are produced from the decomposition of six moles of potassium

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?