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A classroom test that measures appropriate knowledge and/or skills is likely to be reliable because of the strong link between validity and reliability. A. Advanced vocabulary B. Double-concept item

A ball,500g,thrown upward at 20 m\s reaches an elevation of 15m.how much energy is lost.

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Question 2 A bullet of mass 0.03 kg is fired from a rifle of mass 5 kg at a speed of 250 m/s. Before the bullet is fired, the initial momentum is zero. a) What is the momentum of the bullet just after it is fired? b) What is the momentum of the rifle? (hi...

WEH TAK DAPAT JAWAPAN LAGII JAWAB LA KAN HAHAHAHAHHA

i think he was calm.Having read the whole passasge,i think samsa is a calm and restrained person and a slave to work.