Trina launches a water balloon at a speed of11.9meters per second, in the positiveX -direction, at an angle of24.9 above horizontal. What are the components of thevelocityvector right before the balloon strikes the ground?

Stephanie is pushing a laboratory cart into the storage closet. If she applies a63N force for a period of2.2 seconds, how much will the cart's momentum change during that period?

Cleveland is performing an experiment, testing to see if increasing the acidity of the soil in which sunflower plants are growing makes them flower sooner. In this experiment, what are some values that Cleveland will want to hold constant.