A student used a stick to model isostatic rebound. The student bent the stick without breaking it and then let the stick go. In its final state, what does the stick represent in the student's model?

Give an example in which the electrical energy changes to light energy

(a) if the pressure in gas is doubled while its volume is held constant, by what factor do (i) vrms and (ii) change? (b) is it possible to boil water at room temperature (20oc) without heating it? explain.

Astudent weighing 700 n climbs at constant speed to the top of an 8 m vertical rope in 10 s. the average power expended by the student to overcome gravity is most nearly