Question

answer these questions fast​

Answer 1

Answer:

1) wavelength is the spatial period of a periodic wave

2)

3)the wavenumber (also wave number or repetency) is the spatial frequency of a wave, measured in cycles per unit where wavelength is the spatial period of a periodic wave

4)e proton mass is slightly less than the neutron mass. Mass of proton can be measured using the units kg, MeV/c, and u (AMU). Mass Of Proton. Mass of the proton is the sum of the mass of current quarks and the binding gluons.

5) line on a map connecting points having the same atmospheric pressure at a given time or on average over a given period.

Explanation:

sorry that i dont know 2 answer..

pls maek me as brainliest