Unit 9 Warmup 1 Polar Seas Intro How are polynyas defined In general water holds more oxygen than water Why are there higher productivity levels in the polar sea summers than in the polar sea winters ID: 502528
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Slide1
Polar Seas Warm-Ups
Unit 9Slide2
Warm-up 1: Polar Seas - Intro
How are
polynyas
defined?
In general,
water holds more oxygen than
water.
Why are there higher productivity levels in the polar sea summers than in the polar sea winters?
Compare and contrast the North and South Poles.Slide3
Warm-up 2: Pinnipeds
1.List three types of prey a pinniped might consume.
2.How
do pinnipeds prevent water from entering their nostrils when diving underwater?
3.How
do pinnipeds maintain their body temperatures?
4.Where
do pinnipeds rest and breed?
5.Do
harbor seals belong to the family of true seals? How would one know
?Slide4
Warm-up 3: Marine Birds
1. What are the two different wing types for marine birds? What do they help the bird do?
2. What are the four different types of feeding that marine birds practice?
3. If the lower portion of the beak is longer than the upper portion, then what feeding strategy does this bird use?
4. Where would the bird at the right find its food?Slide5
Warm-Up #4: Auroras
1. What are the two different classifications of auroras? What does each look like?
2. Where are the two aurora formations located on the globe?
3. What two colors does
nitrogen
emit in the auroras?
4. On which five planets can you observe auroras?Slide6
Warm-Up #5: Test Review
1.) Which pinniped is NOT found at the South Pole?
2.) List one pinniped in the following families:
Odobenidae
Phocidae
Otariidae
3.) What is scientific name for a Polar Bear?
4.) On average, how many penguins make the annual migration to the North Pole?
5.) Describe a
solar flare.
6.) What is the advantage of having a hook at the end of a beak/bill?
7.) What does the word
“
a
rctic
” translate to in Latin?
8.) What does the word
“
a
ntarctic
” translate to in Latin?