Ch. 3
Sec. 2 Storms
storm
•violent disturbance
    in atmosphere
thunderstorm
• Form in large cumulonimbus clouds
• Produce strong upward & downward
  wind
               (updrafts) (down...
• sudden spark    lightning
  or energy
  discharge as
  charges jump
  between parts
  of cloud or
  between cloud
  & gr...
How to stay safe
   during a
 thunderstorm
Thunderstorm safety
Avoid touching metal objects b/c
conduct electricity
Use lightning rods on tall buildings
If outside f...
Lightning causes around 100 deaths in
      the U.S. annually (more than
 hurricanes and tornadoes combined).
            ...
IF CAUGHT OUTDOORS:
• If you feel your hair standing on end,
  squat with your head between your
  knees. Do not lie flat!
Avoid touching telephones,
electrical appliances, or plumbing
 fixtures during a thunderstorm.
tornado
• rapidly whirling, funnel-shaped cloud
• reaches down from storm cloud to
  touch Earth’s surface
tornado
• Tornado alley-
  middle part of USA
• Ranked on Fujita
  scale- F1F5
The safest place to be during a
tornado is in the basement of a
      well-built building.
hurricane
• tropical storm
  w/ winds 119
  kph or higher
• begins over
  warm water as
  low pressure
  area or tropical
...
hurricane
•eye of
 hurricane=
 winds grow
 calm & sky
 clears
Hurricane Isabel
If you hear a hurricane warning
and are told to evacuate, leave
     the area immediately!
storm surge
• dome of water that sweeps across
    coast where hurricane lands
Hurricane Safety [02:53]
winter
storms
lake-effect snow
• Cold dry air
  moves across
  warmer water &
  picks up water
  vapor
• When air
  reaches land &
  coo...
Two of the snowiest cities in the
U.S. are Buffalo & Rochester in
       upstate New York.
If you are
caught in a
snowstorm,
 try to find
shelter from
 the wind.
storm surge
• dome of water that sweeps across
                 hurricane
   coast where a __________lands
tornado
• rapidly whirling, funnel-shaped cloud
• reaches down from storm cloud to
  touch Earth’s surface
thunderstorm
• Form in large cumulonimbus clouds
• Produce strong upward & downward
  wind
               (updrafts) (down...
hurricane
• tropical storm
  w/ winds 119
  kph or higher
• begins over
  warm water as
  low pressure
  area or tropical
...
lake-effect snow
• Cold dry air
  moves across
  warmer water &
  picks up water
  vapor
• When air
  reaches land &      ...
6th grade ch. 3 sec. 2 storms
6th grade ch. 3 sec. 2 storms
6th grade ch. 3 sec. 2 storms
6th grade ch. 3 sec. 2 storms
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6th grade ch. 3 sec. 2 storms

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6th grade ch. 3 sec. 2 storms

  1. 1. Ch. 3 Sec. 2 Storms
  2. 2. storm •violent disturbance in atmosphere
  3. 3. thunderstorm • Form in large cumulonimbus clouds • Produce strong upward & downward wind (updrafts) (downdrafts)
  4. 4. • sudden spark lightning or energy discharge as charges jump between parts of cloud or between cloud & ground
  5. 5. How to stay safe during a thunderstorm
  6. 6. Thunderstorm safety Avoid touching metal objects b/c conduct electricity Use lightning rods on tall buildings If outside find low area away from trees, fences & poles Crouch with head down & hands on knees Safe in hard top car
  7. 7. Lightning causes around 100 deaths in the U.S. annually (more than hurricanes and tornadoes combined). In this picture, the young woman and her friends were severely injured by lightning just a few seconds after this picture was taken. Notice that no rain was falling, clearly illustrating that lightning can strike up to several miles away from the thunderstorm.
  8. 8. IF CAUGHT OUTDOORS: • If you feel your hair standing on end, squat with your head between your knees. Do not lie flat!
  9. 9. Avoid touching telephones, electrical appliances, or plumbing fixtures during a thunderstorm.
  10. 10. tornado • rapidly whirling, funnel-shaped cloud • reaches down from storm cloud to touch Earth’s surface
  11. 11. tornado • Tornado alley- middle part of USA • Ranked on Fujita scale- F1F5
  12. 12. The safest place to be during a tornado is in the basement of a well-built building.
  13. 13. hurricane • tropical storm w/ winds 119 kph or higher • begins over warm water as low pressure area or tropical disturbance
  14. 14. hurricane •eye of hurricane= winds grow calm & sky clears
  15. 15. Hurricane Isabel
  16. 16. If you hear a hurricane warning and are told to evacuate, leave the area immediately!
  17. 17. storm surge • dome of water that sweeps across coast where hurricane lands
  18. 18. Hurricane Safety [02:53]
  19. 19. winter storms
  20. 20. lake-effect snow • Cold dry air moves across warmer water & picks up water vapor • When air reaches land & cools, lake-effect snow falls
  21. 21. Two of the snowiest cities in the U.S. are Buffalo & Rochester in upstate New York.
  22. 22. If you are caught in a snowstorm, try to find shelter from the wind.
  23. 23. storm surge • dome of water that sweeps across hurricane coast where a __________lands
  24. 24. tornado • rapidly whirling, funnel-shaped cloud • reaches down from storm cloud to touch Earth’s surface
  25. 25. thunderstorm • Form in large cumulonimbus clouds • Produce strong upward & downward wind (updrafts) (downdrafts)
  26. 26. hurricane • tropical storm w/ winds 119 kph or higher • begins over warm water as low pressure area or tropical disturbance
  27. 27. lake-effect snow • Cold dry air moves across warmer water & picks up water vapor • When air reaches land & winter cools, lake-effect snow falls storm

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