McGraw-Hill Science Return to Book List
Lightning
Grade 5
Science Magazine & World of Science
 
Matter, Topic 3: Solids, Liquids, and Gases
Animals: Icy Survival
Keyword: COLD

Did You Know...
Antarctica split apart from the other continents and drifted to its current location long before bears evolved. That's one reason why there are no polar bears on Antarctica.

 

Who Lives in Antarctica?

At the other end of the world—about as far south as you can go—lies Antarctica. Polar bears don't live in Antarctica, but plenty of other living things do. Find out how they survive temperatures as low as –130°F and winds as fast as 185 mph.

Questions

  1. Why are Arctic seals born white and Antarctic seals born dark?

  2. Why is the base of Antarctica's sea ice often brown in color?

  3. What is phytoplankton? Why is it important in the Antarctic?

     

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Surviving the Arctic

The Arctic Ocean and icecap lie at the very top of the world—about as far north as you can go! Learn how living things survive in the harsh, cold habitat of the Arctic. Keep clicking More for additional topics.

Questions

  1. Why do plants stay low to the ground in the Arctic tundra?

  2. Why does an Arctic tern almost never see darkness?

  3. Why do Arctic plants rarely reproduce with seeds? How do they reproduce instead of using seeds?

     

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