Earth and the Sun
Forces of Change
Landforms
Bodies of Water
Human Impact
100
What are movements of air called?
Wind
100
A landmass surrounded by water is called
An island
100
What does elevation describe?
How far above sea level a landform is
100
What type of water makes up the world's oceans?
Saltwater
100
What force has caused the fastest change in Earth's environment in the last 50 years?
Human actions
200
How many basic climate zones does the Earth have?
Five
200
The process which water, wind or ice moves bits of rock elsewhere
Erosion
200
What is a narrow strip of land connecting two larger land masses called?
An isthmus
200
What percentage of the Earth is freshwater?
3%
200
What term describes the increase in the average temperature of Earth's atmosphere?
Global warming
300
In what part of Earth does the sun remain directly overhead?
The tropics.
300
A giant ocean wave is called
A tsunami
300
What is the name for a long, narrow, steep-sided cut in the ground or on the ocean floor?
Trench
300
What process turns liquid water into water vapor?
Evaporation
300
What is the type of rain that can damage Earth's environment?
Acid Rain
400
When rain falls on the side of the mountain facing the ocean we call it a
Rain Shadow
400
A long, narrow band of volcanoes around the Pacific Ocean are called
The Ring of Fire
400
What are continents?
Large unbroken masses of land
400
5 (Pacific, Atlantic, Indian, Antarctic, Southern) but all the oceans are actually connected to one global ocean.
How many oceans does the earth have?
400
What three materials in cities absorb heat from the sun?
Metal, asphalt, concrete
500
What is the gas that is most present in Earth's atmosphere? Nitrogen, Oxygen, Carbon Dioxide?
Nitrogen
500
What causes earthquakes and volcanoes?
Movement of the tectonic plates, there are 16 of them.
500
Where can plains be found?
Along coastlines or far inland.
500
What is the name given to the regular movement of water?
Water cycle
500
How many people, worldwide, did pollution kill last year?
9 million
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