Esercizio 1 Trova l'indice di rifrazione del quarzo sapendo che quando la luce passa dall'aria al quarzo la sua velocità
diminuisce del 32%
(1.47]
Please help me

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

Aball horizontally thrown from a cliff at 8m/s