Transcript Weather
Would you want to be a storm
chaser? Why or Why not?
What is a storm?
a
violent disturbance in
the atmosphere.
Storms
involve sudden
changes in air
pressure, which can
cause rapid air
movement.
http://studyjams.scholastic.com/studyj
ams/jams/science/weather-andclimate/severe-storms.htm
http://www.monkeysee.com/play/250
96-what-is-a-storm
TORNADOES
(1)
rapidly whirling funnel-shaped clouds
that reach down from a storm cloud
to touch Earth’s surface.
Form from cumulonimbus clouds.
Wind speeds can reach 500 km/h (300
mph)
These are NOT predictable and
usually last less than 15min.
http://www.timeforkids.com/photosvideo/video/tfk-tells-you-about-twisters152191
TORNADOES
THUNDERSTORMS
(2)
MOST COMMON form of
severe weather.
Form when a cold front
meets a warm air mass.
Warm air is rapidly pushed
up and form huge clouds.
As the warm air rises, it
cools and forms dense
thunderheads.
THUNDERSTORMS
https://www.brainpop.com/science/weather
/thunderstorms/
HURRICANES (3)
large swirling low
pressure systems that
form over tropical
oceans.
get their energy from
the warm waters.
start out as tropical
storms that grow in
size and strength.
HURRICANES
http://oceanexplorer.noaa.gov/edu/learning
/player/lesson14.html
wind speeds hit 120
km/h (74+ mph) the
tropical storm is called
a hurricane
cooler air sinks over
the land so they
gradually lose strength
and slow down
http://video.nationalgeographic.com/video/
news/katrina-formation
Hurricanes are so large
they can be seen from
space.
Floods and Flash Floods
http://wnep.com/2012/07/02/one-yearafter-coal-street-flash-flood/
Kirstin Makos’s Dad
(JML 6th Grader
2014/2015)
Happens when water
overflows normally
dry land.
Excessive rain, broken
dams, rapid ice
melting.
Most take hours or
days to develop, but
some happen with
little warning.
Floods cause a lot of
expensive damage and
are very dangerous!
Classwork (Summative)
Making a weather brochure!
◦ Use only One type of severe weather.
◦ The Front should be title and picture.
◦ Section One: Where, why, and how it forms.
◦ Section Two: How to prepare for event and/or stay safe
◦ Section Three: Facts, Interesting Things, Current Events
https://www.youtube.com/watch?v=F6OKV_cD9eI