When water and ice, chemicals and even plants break rocks apart into smaller pieces.
What is weathering.
100
Connects a peninsula to the mainland
What is an isthmus
100
The process in which water goes from the oceans, to the air, to the ground, and finally back to the oceans.
What is the water cycle
100
Changes in wind patterns in the Pacific that cause weakened winds to bring warmer waters to South America's coast, and therefore causes flooding and heavy rainfall in North and South America.
What is El Nino
100
The process by which water is collected and distributed to crops
What is irrigation
200
the large land mass that was at one time made up of South America and Africa
What is Pangea
200
A stream that feeds into a larger river
What is a tributary
200
Completion of the water cycle
What is collection
200
Where do MOST hurricanes occur? (Use cardinal directions and ocean's name)
What is the western Atlantic and eastern Pacific
200
Scientists are concerned that rain forests are being cut down at high rates because...
What is forests help replace oxygen in the atmosphere
300
Magma originates here...
What is the outer mantle.
300
An underwater plateau
What is continental shelf
300
Water particle transformation from liquid to gas
What is evaporation
300
The three factors that directly affect the Earth's climate
What is sun, wind, and water
300
A human-made chemical that is destroying the ozone layer
What is chlorofluorocarbon
400
This causes earth quakes...
What are tectonic plate movements
400
A land area with dry climate, grasses and shrubs
What is steppe
400
An under grown layer of rock through which water flows
What is an aquifer
400
The predictable patter of weather
What is climate
400
Another name for Earth's crust
What is the lithosphere
500
Scientists believe Earth's inner core is made up of...