Learning about the Weather By Kimberly Salfarlie Grade 3
Slide 5
Sunny Days 4 Click the pic The suns relationship to earth
determines the season. About one million Earths could fit inside
the sun. Photosynthesi s is a process which uses the suns light to
grow flowers. It takes 8 minutes for the suns light to reach
Earth.
Slide 6
5 The clouds in our sky!
Slide 7
6 High Altitude Clouds Cirrus clouds are thin and wispy.
Cirrocumulus clouds have a patch like appearance. Cumulonimbus
clouds produce lightning, heavy rains, hail, strong winds and
tornados. Multi layer clouds Nimbostratus clouds are very dark
associated with large areas of precipitation. Above 18,000
feet
Slide 8
7 Stratus are generally the lowest (besides fog) and dont have
much definition. Cumulus are puffy with distinct edges and have a
bit of height Stratocumulus are generally clusters and have a
popcorn like appearance. Mid-level clouds Altostratus covers the
sky uniformly and it makes it hard to see individual features.
Altocumulus are either patchy & scattered or linear bands.
Slide 9
8
Slide 10
9 Rain drops can fall at speeds of about 22 miles an hour. Rain
is recycled water evaporated from our worlds lakes, rivers, oceans,
etc. Rain drops do not fall in a tear drop shape, they originally
fall in the shape of a flat oval Rain starts off as ice or snow
crystals at cloud level. Click the pic Click the pic
Slide 11
Lightning 10 Click the pic Lightning bolts travel at speeds of
up to 60,000 miles per Florida is the lightning capital of the
United States Temperatures in the path of a lightning bolt can
reach as high as 50,000 F Struck by Lightning still survive More
than 70% of all people
Slide 12
11
Slide 13
12
Slide 14
Snow 13
Slide 15
14 The record snow fall in one season is in Buffalo in 1977
(199.4 inches) There are five different shapes of snowflakes The
largest snowflake recorded was 15 inches wide and 8 inches thick.
Click the pic
Slide 16
Hurricane 15
Slide 17
16 Hurricane Fast Facts Hurricanes are rated from 1-4. A
category 4 is the strongest hurricane. There were 3 hurricanes in
the 2009 season, and 8 in the 2008 season A Hurricane has to be
category 3 or higher in order to be considered a major hurricane.
In order for a storm to be classified as a hurricane it must have
winds of at least 75 mph. Click the pic
Slide 18
Tornado 17 Click the pic
Slide 19
18 The tornado is the most violent of all earths storms.
Slide 20
What instrument measures the intensity of a tornado? 19
Berometer Fijita scale Thermometer Rictor scale
Slide 21
20
Slide 22
21
Slide 23
22 Which natural disaster can produce the fastest winds on
earth? C) tornado A) Tsunami B) Cyclone D) Hurricane
Slide 24
23
Slide 25
24
Slide 26
25 Which one of the following is NOT a type of cloud? A)
Tenorstratus C) Stratus B) Cumulus D) altocumulus
Slide 27
26
Slide 28
27
Slide 29
28 Which natural disaster cannot be caused by shifts in
tectonic plates? B) avalanche D) Hurricane A) Volcanic eruption C)
earthquake
Slide 30
29
Slide 31
30
Slide 32
31 On average what are your chances of being struck by
lightning in a given year? D) 1 in 7,000,000 C) 1 in 700,000 B) 1
in 70,000 A) 1 in 7,000
Slide 33
32
Slide 34
33
Slide 35
34 What is the most dangerous type of avalanche? D) Wet
avalanche B) Looses avalanche C) Ice fall avalanche A) Dry slab
avalanche
Slide 36
35
Slide 37
36
Slide 38
37 Which of the following islands was completely destroyed
during an 1893 hurricane? A) Sumatra, Indonesia B) Bimini, Bahamas
C) Rotuma, Polynesia D) Hog Island, New York
Slide 39
38
Slide 40
39
Slide 41
40 Rain drops usually fall in what shape? A) It varies B)
square C) oval D) Tear drop
Slide 42
41
Slide 43
42
Slide 44
43 Who discovered the seven distinct colors of the visible
rainbow? A) Poe B) Newton C) Van Goah D) Jeeter
Slide 45
44
Slide 46
45
Slide 47
46 How often does lightning occur worldwide? A) 25 to 50 times
per second C) 250 to 500 times per hour B) 50 to 100 times per
second D) 500 to 1,000 times per day
Slide 48
47
Slide 49
48
Slide 50
49 How many different shapes of snowflakes are there? A) five
C) 100 B) infinateD) 27
Slide 51
50
Slide 52
51
Slide 53
52 The suns relationship to _______ determines the season. A)
The cloudsC) earth B) moon D) The stars