Show:
Environment
Pollution
Natural Disasters
Famous Events
Vocabulary
100
HUGE towers of rock
What is a mountain
100
a thick haze of smoke and chemicals
What is smog
100
sudden and violent movements of the Earth's crust
What is an earthquake
100
hurrican that hit Louisiana in 2005
What is hurricane Katrina
100
a area at the center of the Earth, which includes a solid inner core and a hot liquid outer core
What is core
200
smaller then a mountain and rounded at the top
What is a hill
200
kills fish, eats away at the surfaces of buildings, and destroys trees
What is acid rain
200
An opening in the earth's crust through which molten lava, ash, and gases are ejected.
What is a volcano
200
canceled many fights because of black ash
What is Iceland volcano in march 2010
200
a process in which water is collected and distributed to crops
What is irrigation
300
deep cuts in the ocean floor
What is a trench
300
distroys the ozone layer
What is chlorofluorocarbons (CFCs)
300
a storm with high winds and heavy rains
What is a cyclone
300
Earthquake in 1906, estimated 700 dead.
What is the San Francisco Earthquake
300
steadily flowing streams of water in the world's seas
What are currents
400
long streach of land that is lower then the lands on eather side
What is a vally
400
gases in the atmosphere trap the sun's warmth
What is the greenhouse effect
400
A sudden flood of great volume, usually caused by a heavy rain.
What is a flash flood
400
spining vortex, go into 3 states, kill 695 people
What is the Tri-State tornado of 1925
400
underground layers of rock through which water flows
What is aquifers
500
a platea that lies off the coast of a cotinent
What is a continental shelf
500
another name for the Earth's crust
What is the lithosphere
500
huge ocean wave
What is a tsunami
500
49 ft high water, cost US 3.5 bil, over 50000 people evacuated
What is the 1997 Red River Flood
500
variety of plant and animals living on the planet
What is biodiversity