Suppose a ball had a potential energy of 5 j when you dropped it. what would be its kinetic energy just as it hit the ground. (ignore the effect of air resistance)

Lacie kicks a football from ground level at a velocity of 13.9 m/s and at an angle of 25.0° to the ground. how long will the ball be in the air before it lands? how far will the football travel before it lands?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?

Which of the following is probably the least necessary character trait needed to be a good clinical nurse?