Billy is pushing a book with a force of 100n to the left, and johnny is pushing the same book with a force of 80n to the right. what is the fnet?

20n to the left

20n to the right

20n to the right

20n to the left

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

What is the mass of the water that is being heated? it requires 2,500 joules to raise a certain amount of water (c = 4.186 jig c) from 20.0°c to 60.0°c. o 159 o 40 g o 63 g o 80 g

1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?