qbell546 qbell546

03-02-2017
Physics

contestada

What is the key difference between mechanical and electromagnetic waves?

Respuesta :

Puddin5727 Puddin5727

20-01-2020

Answer:

Correct. Electromagnetic waves can travel in a vacuum, but mechanical waves need a medium to travel.

Explanation:

for plato, answer B

Answer Link

Otras preguntas

Which of the following is a defining characteristic of an ethical appeal? A)gives the idea that the writer is sympathetic and respectable B)takes into account i

what would be the area for the whole figure ?

Which of the following words is most likely to carry a connotation? A. Walk B. Stride C. Stand D. Run

Fungi are classified based upon A. how they obtain food. B. their digestive structures. C. their cellular structures. D. how they reproduce. help;)))))))

Which side does these following words go ? : orange, dragon, engine,digit ?

Muscles directly cause A. the release of hormones. B. the regeneration of nerves. C. the extension of limbs. D. the healing of wounds.

In the first month of the year 1935 1944 1933 1929, Hitler became the prime minister

is 14 200 000 in scientific notation 1.42 10x,5

what are some reasons that humans need to be concerned with our environment? explain.

Evan’s family drove to a theme park for vacation. Assume they drove the same speed throughout the trip. The first day, they drove 300 miles in 6 hours. The sec