What travel though wire at nearly the speed of light is

A. free electrons.
B. an electric signal.
C. both of these
D. none of the above


Answer: B

Environmental & Atmospheric Sciences

You might also like to view...

What is the Enhanced Fujita scale? Into what category do most tornadoes fall?

What will be an ideal response?

Environmental & Atmospheric Sciences

What is meant by the term highly globalized economy, and what evidence is visible in your everyday life that both the United States and Canada are highly globalized?

What will be an ideal response?

Environmental & Atmospheric Sciences

Describe the three orders of relief and give one example of each

What will be an ideal response?

Environmental & Atmospheric Sciences

Which statement about barrier islands is NOT true?

a. they protect the coast by dissipating wave energy b. they are frequently washed over and eroded by strong storms c. they are separated from the mainland by a narrow lagoon d. they are found mainly along tectonic coasts

Environmental & Atmospheric Sciences