Calculating Kinetic Energy A conveyer belt moves a 40 kg box at a velocity of 2 m/s. What is the kinetic energy of the box while it is on the conveyor belt? O 40 J O 80 J O 160 J 1,600 J Done Intro?

Calculate the number of molecules present in 0.750 mol of mgo.

What energy is it when you flip on a switch on a lamp

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of