3. Lightning
▪ Lightning kills 2,000 people each year
▪ Oak trees are struck more than any other tree because they contain more
water.
▪ Is lightning helpful?
4. Lightning & Thunderstorms
▪ Thunderstorms have three main
things to them
Lightning is a part
of thunderstorm. ▪ Wind- a updraft is created and
Lightning has both takes warm moist air.
positive and negative ▪ Water- for the rain drops
charges.
▪ Heat- heat helps with the
positive and negative charges
that helps makes lightning
▪ Some times there is even hail
in storms
6. Hurricanes
▪ Atlantic hurricane season last from June 1st to
November 30th . The end date was October
31st.
▪ Hurricanes were first given names in the 19th
century by Clement Wragge, an Australian
weatherman.
▪ 2005 there were so many hurricanes that the
NHC started to use the Greek alphabet.
12. Tornados
▪ Tornadoes don’t last more than
ten minutes.
▪ Texas is the number one state
for killer and the most
tornadoes.
▪ Where is tornado ally?
13. The Fujita Scale and
how to find a possible tornado
Tetsuya Theodore Fujita in 1971
created the Fujita scale to rank
tornadoes.
This helps meteorologists tell the
public in how severe the tornado will
be.
14. How is a tornado formed?
▪ Step one: Air is rolled between two different winds.
▪ Step two: This rolled air turns up so it is standing.
▪ Step three: after the air stands up when it touches the ground it
becomes a tornado.
15. Watches, warnings and emergencies
Hurricane Tornadoes
▪ Tropical storm and Hurricane watch- ▪ Tornado watch- means that there
issued 48 hours prior to storm like maybe tornadoes in the area
conditions to take effect.
▪ Tornado warning- a tornado has been
▪ Tropical Storm and Hurricane Warnning- sighted. Take shelter
issued 36 hours till storm hits the area in
question. ▪ Tornado emergency- a large violent
tornado is coming get inside.
16.
17. How to make Tornadoes
Things we need…..
•Duct tape
•Water
•2 Two liter bottles each