Weathering
What is weathering?
The process of moving sediments from location to another.
What is Erosion?
The dropping off of sediment.
An area of land where the surface water and groundwater drain into a particular body of water.
What is a watershed?
Lava or ash spewing from a mountain vent?
What is a volcano?
Ice wedging, plant roots, abrasion, burrowing of animals, and temperature changes are examples of this type of weathering.
What is mechanical weathering?
Soil is formed by the effects of what two processes?
Weathering and Erosion
Deltas, Alluvial Fans, Sand Dunes.
What are landforms created by deposition?
The elevation of the surrounding land determines what?
The boundaries of a watershed.
A sudden shift in the Earth's crust.
What is Ice Wedging?
This agent of erosion affects the coast.
What is Water?
Over long periods of time deposition may change the Earth's surface by ____
What is creating new land forms?
An area of permeable rock or soil that holds large amounts of water in the saturated zone.
What is an aquifer?
A large wave created by an underwater earthquake.
What is a tsunami?
What process dissolves limestone and creates caves and caverns?
Chemical Weathering
Water, Wind, Ice, and Gravity
What are the agents of erosion?
What is the difference between a delta and an alluvial fan?
Deltas form at the mouth of a river and the ocean. Alluvial fans form at the mouth of a river and land.
Motor oil from cars is harmful to the environment because _____
It is hard to clean up, and it can contaminate surface and ground water.
Wind damage, loss of habitat, and beach erosion are all effects of this catastrophic event.
What is a hurricane?
Lichens growing on a boulder release enzymes that slowly break down the rock. This is an example of:
What is chemical weathering?
Wind erosion can change the surface of an area. How might animals be impacted by these changes?
Animals can lose their habitat and food supply.
Rivers deposit sediment into the ocean, which helps build up the beach along the coast. What are these deposits called?
Excess fertilizer that runs off into nearby water can be hazardous to fish populations, why?
The fertilizer can cause excess algae growth, which depletes the oxygen available to the fish.
Although destructive, this catastrophic event also promotes new growth.
What is a wildfire?