Seudónimo Seudónimo

03-02-2017
Physics

contestada

mechanical waves travel as disturbances in a physical medium how do electromagnetic waves travel

Respuesta :

PronzTriplett PronzTriplett

03-02-2017

Electronic waves do not require a medium to propagate, so electromagnetic waves can travel not only through air and solid materials, but also through the vacuum of space.

Answer Link

Otras preguntas

nnjnjjknjjkkkkkkkkkkkkkkkkkkkkkkkkk

What is 30×60????????????

Which of the following is found in plasma but absent in serum?a) Proteinsb) Fibrinogenc) Electrolytesd) Gamma globulin

Convert the following order into milligrams. 0.35 gram=

3 1 At the start of school Dora was afrad of her new teacher. 2 Mrs. Davis seamed nice, but she had so many rules for the class to folow She scared everyone to

12 Daniel has a blog about how garages buy and sell cars. The scatter diagram gives information about the amount garages pay for one type of car depending on it

simplify the expression 3a+7+(3+a)

What is $\frac{1}{(-7^{3})^{3}}\cdot(-7)^{10}$?

JD sells whatsits. His revenue is modeled by the function R(h)=3h+7 by the function for every h hours he spends working. His overhead cost is modeled by the fun

Patients with treated tuberculosis are rendered noninfectious if they are clinically improving on effective antituberculous therapy and have ___. a) negative sp