A satellite has a circular orbit around the Earth. Its orbital period is 8 hours. mass of satellite 1000kg Calculate it altitude above the Earth's surface.
Calculate its total energy, E = K + U.

If 21.2 kcals of energy is released by this reaction, how many kj does the reaction release? (1 cal 4.184 j)

Which feature of a heating curve indicates a change ofn state

Awoman holds a book by placing it between her hands such that she presses at right angles to the front and back covers. the book has a mass of m = 1.8 kg and the coefficient of static friction between her hand and the book is μs = 0.67. no attempt 50% part (a) what is the weight of the book, fgb in newtons?