Astudent on a skateboard is moving at a speed of 1.40 m/s at the start of a 2.25 m high and 12.4 m long incline. the total mass is 48.0 kg, air resistance and rolling resistance can be modeled as a constant friction force of 41.0 n, and the speed at the lower end of the incline is 6.00 m/s. determine the work done (in j) by the student as the skateboard travels down the .

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

High schoolphysics 5+3 pts a neon light consists of a glass tube with metal wires at each end. when connected to a high-voltage source, the gas glows. if a fly lands on the glass tube, what will most likely happen? a) the fly will not feel a shock because the glass conducts any free electrons back into the gas. b) electrons will flow directly from the metal wires along the glass and shock the fly. c) the fly will not feel a shock because the glass insulates it from the electrons in the gas and the metal. d) electrons that are moving through the gas will be conducted through the glass and shock the fly.

Which planet do you think would be easiest for humans to colonize some day?