LANDFORM
LANDFORM
WATER FORM
WATER FORM
EARTH
100
They are flat lands between hills and mountains.
VALLEY
100
A landform surrounded by water.
ISLAND
100
It is a flowing body of water. 
RIVER
100
This may be found in  a deep or shallow part of the ground.
GROUNDWATER 
100
It is the solid, rocky crust covering Earth. It is composed of different landforms. 
LITHOSPHERE
200
They are the low, flat areas of Earth.
PLAIN
200
A mountain that has an opening.
VOLCANO
200
The impurities of groundwater are filtered as it passes through the layers of _________________. 
ROCKS AND SOIL
200
These were once volcanoes. They were formed when crates of dead volcanoes are filled up with rain.
LAKES
200
Bio means ___________
LIFE
300
They are lower and less steep than mountains.
HILL
300
They have steep slopes and they serve as habitats for different kinds of animals. 
MOUNTAIN
300
The place where the river ends
MOUTH
300
It meets the mouth of a river. 
SEA
300
It is the body of air that surrounds earth.
ATMOSPHERE
400
They are high flat lands and they are separated from the other areas by steep slopes.
PLATEAU
400
This is the famous hill in Bohol, Philippines. 
CHOCOLATE HILLS
400
Water that rushes down a mountain and falls of
WATERFALL
400
It is the largest body of water. 
OCEAN
400
It is composed of all the water forms on Earth.
HYDROSPHERE
500
Baguio City is the popular example of what kind of landform?
PLATEAU
500
The Philippines is made up of ______________ islands.
7, 107 ISLANDS
500
What are the only five oceans in the world?
PACIFIC, ATLANTIC, INDIA, SOUTHERN/ANTARCTIC, ARCTIC OCEANS
500
Why is the sea salty?
As river flows, the water dissolves salt from soil and rocks, which are carried to the sea. 
500

What is the difference between the rotation and the revolution of the earth?


It is important to understand the difference between rotations and revolutions. When an object turns around an internal axis (like the Earth turns around its axis) it is called a rotation. When an object circles an external axis (like the Earth circles the sun) it is called a revolution.


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