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Apackage of supplies is dropped from a plane, and one second later a second package is dropped. neglecting air resistance, the relative velocity of the 1st package viewed from the second will 56) a) increase. b) be constant. c) be zero. d) depend upon their weight. e) decrease

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

What is the equation for electrical work?