Explain how the energy of a skateboard is transformed as it slides down a ramp. Give evidence that the TOTAL energy of the car remains the same at all points on the ramp. [HELP PLEASE] I'll make the brainliest.

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project

if, i suppose that a bee stings me swinging my hand away from a bee. then that if, i persist patient when a bee or wasp areas on your surface to investigate a scent or to take h2o and i secreting heavily, the bug ultimately will move of its personal agreement. if i don't need to set for it to disappear, lightly and gently wipe it off with a part of the paper.