A hook echo on a radar screen often indicates:a. a thunderstorm ...

[HCHenry]

A hook echo on a radar screen often indicates:a.
   a thunderstorm with very frequent lightning.
  b. a developing hurricane.
  c. the possible presence of a tornado-producing thunderstorm.
  d. a rotating anvil cloud at the top of a thunderstorm.

Question 2

After a tornado is spotted:a.
   a tornado watch is issued.
  b. its direction of movement is carefully monitored by aircraft.
  c. a tornado warning is issued.
  d. hail begins to fall from the cloud.
  e. attempts may be made to change its direction of movement.

[janeli]

Answer to Question 1

c

Answer to Question 2

c