In what sense are telescopes like time machines?

While listening to operatic solos, musicians process the lyrics and the tunes in separate brain areas. this most clearly illustrates the functioning of different

Asmall 21 kilogram canoe is floating downriver at a speed of 1 m/s. what is the canoe's kinetic energy?

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a.true or b.false