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What is a coast?
A coast is land along the edge of an ocean.
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Where do rivers start?
Rivers may start from the melting snow, lakes, or underground streams.
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How much of the earth's surface is covered by oceans?
Oceans cover over half of the earth's surface.
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What force wears away land?
Erosion is a force that wears away land
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What is a flood?
A flood is water that overflows its' banks and covers the land.
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What is sand made of?
Sand is broken bits of rock and shells.
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What kind of water is in lakes?
Lakes are fresh water.
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The ocean is _______ ?
The ocean is salty.
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What carves deep canyons in the earth's surface?
Rivers carve deep canyons in the earth's surface.
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What are three characteristics of a river?
- 1. Rivers may be narrow
- 2. Rivers may be wide
- 3. Rivers run into other bodies of water
- 4. Rivers wander in big loops from side to side
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What wanders in big loops from side to side, changing directions?
Rivers sometimes wander in big loops from side to side, changing directions.
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What causes flooding when they overflow their banks?
Rivers sometimes cause flooding when they overflow their banks.
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What can change the shape of a valley?
Rivers can change the shape of a valley
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Rivers cut into the land. The faster they flow, the ________ they cut
- Deeper
- The faster they flow, the deeper they cut
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How is a "C" shaped lake created?
Rivers can also meander and get cut-off, leaving behind a "C"-shaped lake
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What can be narrow and very wide?
Valleys can be narrow and very wide.
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Using the Compass Rose, draw the compass rose and pretend that:
You are facing North, what is on your right?
East
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Using the Compass Rose, draw the compass rose and pretend that:
You are facing Southeast, what is behind you?
Northwest
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Using the Compass Rose, draw the compass rose and pretend that:
You are facing west, what is on your left?
South
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How are Rivers and Oceans "Alike"
- 1. They are both large bodies of water
- 2. They cause erosion
- 3. They have fish
- 4. They can be used for recreation ( Water play and sports)
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What causes erosion? Rivers or Oceans?
Both rivers and oceans cause erosion.
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How are rivers and oceans "Different"?
- 1. Rivers have fresh water and oceans have salt water
- 2. Rivers run downhill and oceans are contained in one place
- 3. Rivers begin in different ways.
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How do rivers and oceans wear away and build up the land?
Rivers and oceans wash away soil and break up rocks and shells as they wear away the land. They also build up the land by depositing soil and sand upon the land, forming new beaches or river banks. When rivers flood, they often deposit new soil that has been washed down from somewhere else.
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Compass Rose
If you are facing South. What is behind you?
North
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Where do fish live?
Fish live in oceans and rivers
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Can a river run uphill?
No a river must run downhill.
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________ carve deep canyons in the earth's surface.
Rivers carve deep canyons in the earth's surface.
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Broke bits of rock and shells make up what?
Sand is broken bits of rock and shells
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Oceans cover over ____ of the earth's surface.
Oceans cover over half of the earth's surface.
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Name 3 places a river can start.
- 1. Underground streams
- 2. Lakes
- 3. Melting Snow
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Land along the edge of the ocean is called
The Coast
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What can be narrow and wide?
A river can be narrow and wide.
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Where do rivers go?
Rivers run into other bodies of water.
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What can change the shape of a valley
A river can change the shape of a valley
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