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Science Unit 2
Fish
16
Science
4th Grade
02/13/2008

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Cards

Term
air bladder
Definition
a small sack of air inside a fish's body
Term
a small sack of air inside a fish's body
Definition
air bladder
Term
air bladder is used to
Definition

adjust the size of the body

 so the fish doesn't sink or float

Term
fins
Definition

the body parts of a fish

 which it uses to swim

Term
the part of the fish that he uses to swim with
Definition
fins
Term
gills
Definition

the part a fish uses to

 breath with underwater.

Term

the part a fish uses to

 breathe with underwater 

Definition
gills
Term
scales
Definition

the many small tough plates

 covering the body of a fish

Term
fish live all their lives in water.
Definition
Term

a fish swims fast for

two reasons

Definition

1. to catch its food

2. to escape its enemies

Term
tail fin
Definition
gives the fish speed & is used for steering
Term

what part of the body

does the fish use for speed & steering

Definition
tail fin
Term

fins on the top & bottom

of the fish

Definition
keep the fish balanced.
Term

a pair of side fins

are used for what

Definition

to steer and stop

Term
fish get oxygen from
Definition
the water
Term
fish are cold blooded
Definition
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