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

HELPPPPPPPPPPPPPP MEH

a rectangle is 9 meters long and the area is 72 square meters what is the perimeter

Read the text and choose the option with the correct form of conocer in the preterite, imperfect, or progressive tense. Pepa, ¿tú ________ ayer a la cotorra sim

Help me please Help me please

PLS HELP WILL GIVE BRAINLIEST

Simplify (3×2-2) + (5×2+5×-1)

Jessica has a credit line of $8,250 on her credit card. she had a previous balance of $780.54 and made a $455.00 payment. the total of her purchases is $1,570.8

What do you need to do before drafting an informational report? Learn about a topic and think about how you might organize information. Create a detailed, exact

Martin has a pencil case which contains 4 blue pens and 3 green pens. Martin picks a pen at random from the pencil case. He notes its colour, and then replaces

a rectangular painting is 24 inches wide and 20 inches tall without the frame. With the frame, it is 28 inches wide and 24 inches tall. What is the area of the