Author Question: ________ lightning is extremely dangerous since it can occur from a relatively cloud-free sky. A) ... (Read 24 times)

james9437 · **on:** Jul 14, 2018

________ lightning is extremely dangerous since it can occur from a relatively cloud-free sky.

A) Sheet
B) Heat
C) Anvil
D) Cloud-to-cloud

Question 2

Between the earth's surface and the ionosphere,

A) a large voltage difference occurs only when thunderstorms are present.
B) a large voltage difference always exists.
C) a very small voltage difference usually exists.
D) a very small voltage difference occurs only when thunderstorms are present.