Name: 
 

3rd Grade Science - Chapter 12 review



Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 

How much of the earth is covered with water?
a.
70%
c.
90%
b.
50%
d.
20%
 

 2. 

The earth is made up of ________ continents
a.
5
c.
9
b.
6
d.
7
 

 3. 

A low-lying land that is surrounded by higher ground is called a __________.
a.
mountain
c.
coastline
b.
valley
d.
plain
 

 4. 

A flat area of land this is good for growing crops is called a ___________.
a.
mountain
c.
coastline
b.
valley
d.
plain
 

 5. 

A scienctist who studies the earth surfaces is called a ___________.
a.
astronomer
c.
ecologist
b.
geographer
d.
hunter
 

 6. 

A place where land meets the ocean is called a __________.
a.
mountain
c.
coastline
b.
valley
d.
plain
 

 7. 

Mountains are often found in groups called _____________.
a.
clusters
c.
lines
b.
ranges
d.
canyons
 



 
Check Your Work     Reset Help