Question 1 of 20 If an electromagnetic wave has a frequency of 8 x 1014 Hz, what is its
wavelength? Use 1 = The speed of light is 3 x 108 m/s.
O A. 3.8 x 10-7m
B. 2.7 x 10-6 m
O C. 2.7 x 10m
O D. 3.8 x 1021 m

answer: question1

1,000 tons

question2

3: 8

question 3

store d

step-by-step explanation:

hello there!

your answer is a “generator”

a generator does not create energy but instead it transforms it.

it’s basically a motor working in reverse.

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.