Two children seat them selves on a seesaw the one on the left has a weight of 400 N while the one on the right weighs 300 N . The fulcurm is at the midpoint of the seesaw. If the child on the left is not at the end but is 1.50 m from the fulcurm and the seesaw is balanced . What is the torque provided by the weight of the child on the right ?

If an inclined plane is 5 m long and 2 m high, what is its mechanical advantage? a. 2.5 b. 3 c. 7 d. 10

Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward