You push on a box with a force of 500 Newtons directly north. Another person pushes the box with a force of 800 Newtons directly east. What is the resultant force? find fx, fy, the resultant, and the angle

Students design a model roller-coaster track. they place a rubber ball at the highest point on the track and let it go. the ball rolls along the track pulled only by the force of gravity. eventually, it comes to a stop. which change to the design will result in the ball moving the greatest distance?

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

How does the entropy of steam compare to the entropy of ice?