Diving pelagic birds constantly return back home.
True
False

The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656 nm(red) and 486 nm (blue). light from a hydrogen lamp illuminates a diffraction grating with 520lines/mm , and the light is observed on a screen 1.5m behind the grating. part a what is the distance between the first-order red and blue fringes? express your answer to two significant figures and include the appropriate units.

Aregular polygon has angkes of size 150° each.how many side has the polygon

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves