A 34.6-gram Hot Wheels car is moving along the ground with a speed of 2.57 m/s. It approaches a hill inclined at 20.9 degrees to the horizontal. It rolls up the hill and then back down. To what height (in meters) will the ball roll up the incline

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine