An electromagnetic wave is traveling in a vacuum. The electric field e of the wave is doubled. What happens to the magnetic field b

The magnetic field doubles as well

Explanation:

in an EM wave, the magnitude of the electric field is proportional to the

magnitude of the magnetic field, and the proportionality constant is c, the

speed of light!

That is : E = cB

the cellphone, they would then know if the killer would have contacted them or always hated them. or if it was a breakup. but if that is not the case, then it would be the clothing. to put in a bullet, it would have to be put in by hands. hands have finger prints which, would have giving you the answer of who done it.

explanation:

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.