As the electric potential near the ground increases during a ...

[dollx]

As the electric potential near the ground increases during a thunderstorm, a positive charge current can move up pointed objects, such as masts of ships, producing a luminous halo or glow known as ____.
 A) red sprite
  B) St. Elmo's fire
  C) blue jet
  D) ball lightening

Question 2

Instructions: Choose one answer from each pair of selections. At night, cold air and pollutants move UPHILL FROM  DOWNHILL TO low-lying valleys.

[juliaf]

Answer to Question 1

B

Answer to Question 2

DOWNHILL TO