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Caroline flopped down in a chair in front of a library computer - Coggle…
Caroline flopped down in a chair in front of a library computer
She logged on to the Internet and typed “continental slope” into a search engine.
. The search brought back hundreds of hits, and Caroline sighed
She started searching for Web sites about movie stars.
Then she saw Tad browsing the shelves behind her, and she quickly went back to oceans.
Research is annoying, she thought, taking a look around the library.
(1) The continental slope was like an underwater cliff, sometimes dropping from 200 meters (660 ft) down to 5,000 meters (3 mi).
At the top of the slope was Maggie’s area, the continental shelf.
All along the slope grew the sun-loving ocean plants and animals Caroline was familiar with.
She spotted brain coral and sea pens, sea urchins, anemone, shrimp and lobster, even an octopus. Sharks and other fish swam by.
The sediment landed at the bottom, forming a soft, sloping pile called the continental rise.
The rise could stretch across the ocean floor for 1,000 kilometers (600 mi).
Once it got to the edge of the slope, it began to descend, shining a floodlight on the cliff wall.
Then the water began to get darker, and the plants began to disappear, leaving just squid and some dark-colored fish.
The fish began to get strange looking, with large mouths, huge eyes, and even little glowing spots.
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Then everything outside the submarine’s (2) floodlight was black.
Occasionally a tiny light swam by, but when it swam into the light, the little glowing animal turned out to be totally
Then, with a whoosh, the submarine brushed the bottom, churning up clouds of dust. This was the muddy sediment that
Bert couldn’t seem to find any information on ocean trenches, and he couldn’t understand why Tad was so excited about them
A few days before the Quiz Bowl, the kids came together and shared their information