A 6.0 kg box is at rest on a table. The static friction coefficient His between the box and table is 0.40, and the kinetic friction coefficient pe is 0.20. Then, a 23 N horizontal force is applied to the box.
What is the best estimate of the magnitude of the box's acceleration?
Round the answer (if non-zero) to two significant digits.
Choose 1
m
1.1
18
3.0
A

Which of the following represents an upside-down image?

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

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