Abox at rest on a ramp is in equilibrium, as shown. what is the force of static friction acting on the box? round your answer to the nearest whole number. n what is the normal force acting on the box? round your answer to the nearest whole number. n

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.

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

What are two different ways you could find the value of a? explain these methods.