Author Question: Based on their spin, all particles fall into which of the following categories? A) quarks and ... (Read 52 times)

Deast7027 · **on:** Jul 27, 2018

Based on their spin, all particles fall into which of the following categories?

A) quarks and leptons
B) fermions and bosons
C) matter and antimatter
D) color, flavor, and mass

Question 2

Suppose you are listening to a radio station that broadcasts at a frequency of 97 Mhz (megahertz). Which of the following statements is true?

A) The radio waves from the radio station are causing electrons in your radio's antenna to move up and down 97 million times each second.
B) The radio waves from the radio station have a wavelength of 97 million meters.
C) The radio waves received by your radio are not light waves like those we talk about in astronomy, but rather are a special type of sound wave.
D) The radio station broadcasts its signal with a power of 97 million watts.