Author Question: According to Huygens' principle, each point on a wave can be considered as the source of a new wave ... (Read 15 times)

sdfghj · **on:** Jul 29, 2018

According to Huygens' principle, each point on a wave can be considered as the source of a new wave that propagates from that point onward.

Indicate whether the statement is true or false

Question 2

The cosmic background radiation corresponds to a temperature of about

A) 1.4 K. B) 4.9 K. C) 2.7 K. D) 3.8 K. E) 5.5 K.