A40 kg skier starts at the top of a 12 meter high slope. at the bottom, she is traveling 10 miles. how much energy does she lose to friction?

Along the line connecting the two charges, at what distance from the charge q1 is the total electric field from the two charges zero? express your answer in terms of some or all of the variables s, q1, q2 and k =14ï€ïµ0. if your answer is difficult to enter, consider simplifying it, as it can be made relatively simple with some work.

What is the largest meteoroid that has collided with this planet

Aplane's average speed between two cities is 600 km/h. if the trip takes 2.5 hours, how far does the plane fly?