By using dimensional analysis convert the following
1. 60joules into energy
2. 108km/hr into cm/s

In this thread, i would like you to comment on the nature of light and how operation of telescopes. light has a duality of a particle and a wave; which one affects your life? also how does light interact with optics inside telescopic systems? answer these questions in two paragraphs. then respond the another students response.

A1.5m wire carries a 2 a current when a potential difference of 52 v is applied. what is the resistance of the wire?

What ia the energy of an object because of its potential and kinetic energies