Investigating God's World Chapter 5 test
Terms in this set (32)
Without ______, nothing could live, because all living things must contain some _______ in their body tissues
Water is made up of tiny particles called _____________. A _________ is the smallest part of a substance that stall has the qualities of that substance.
scientific abbreviation of water
The ocean covers almost _________ of the earth's surface. The rest of the earth's water is in the polar ice caps, rivers and streams, lakes , aquifers, and the atmosphere.
underground places where water collects
the water of the ocean rises, or moves up the shore until it reaches its highest point
the water of the ocean falls, or moves away from the shore until it reaches its lowest point
the sun and the moon and at right angles to the earth and pull on the ocean in different directions
is found in the middle intertidal zone
such as cowries and conchs, are mollusks with single shells
mollusks that have two shells held together by hinges and strong muscles
are valuable bivalves because some kinds can be eaten and other types produce pearls
The ________ is a small crustacean with a thin shell.
are carnivorous bottom dwellers that walk along the sea floor on their eight legs, and have two large pincers looking for fish or mollusks to eat.
can run very quickly sideways to escape from an attacker.
Starfish or sea stars have two rows of tiny ___________ on the underside of each ray.
The colorful __________ gets its name from its teeth, which are fused (joined together) to form a beak strong enough to bite a fish hook in two.
Small, colorful ____________ can swim into the mouths of larger fish without being eaten.
looks like a snake, it is actually a special kind of fish.
The most poisonous fish in the world is the __________, which looks like a stone as it rests on the ocean floor.
Whales are ______
A thick layer of fat under the skin of many marine mammals such as the whale
"wing-footed" animals such as walruses and seals
___________live near the North Pole in the Arctic Ocean. ____________ are very sociable animals. They have a pair of tusk that are long teeth with many uses. If it is swimming under the ice and wishes to come up, he can use his tusks to dig through the ice. As he climbs out of the water onto the ice, his tusk act like a fifth leg to help him walk.
with small outer ears; include fur seals and sea lions
with no outer ears; include the elephant seal
belongs to the true seal group and is the
largest of all pinnipeds
; can weigh more than 5,000 pounds.
the largest of all flying birds, with wings measuring up to 12 feet from tip to tip.
are flightless, swimming birds that live mostly int cold southern regions near Antarctica.