Weathering is the process that breaks down rock and other substances at Earth's surface.
100
What is erosion?
Erosion is the process by which natural forces move weathered rock and soil from one place to another.
100
What is deposition?
Deposition occurs when the agents of erosion lay down sediment.
100
What is a natural hazard?
A natural hazard in an event that results from Earth's processes and that can cause damage and endanger human life.
100
Weathered rock is called _______.
What is 'sediment'.
200
What are the 2 types of weathering?
Chemical weather and Mechanical weathering.
200
What are the 3 agents of erosion?
Wind, water, gravity
200
What is the usual result when the ocean breaks pebbles into smaller and smaller pieces?
a. sand
b. tsunami
c. river delta
sand
200
When surface water and ground water are not restored, this will occur.
What is drought?
200
How long does it take for glaciers to cause erosion?
a very very very loooooong time.
300
What are the 4 agents of weathering?
wind, water, gravity, living organisms.
300
Which biome is likely to be most affected by erosion caused by wind?
a. rainforest
b. deciduous forest
c. tundra
d. desert
Desert
300
Deposition of lava will eventually form what type of land form?
Mountains
300
This disaster is produced by earthquakes, meteorites, or underwater landslides.
What is a tsunami?
300
Name the 3 differences between a plant cell and an animal cell.
cell wall, chloroplast, and large vacuoles
400
In the Weathering Lab that we did in class, the limestone represented rocks in nature, what did the acid drops represent?
The acid drops represent chemicals in water or rain that could weather rocks over time.
400
A fast-moving river causes faster erosion than a slow-moving river because.....
because there is more energy/force in the fast-moving river.
400
What is it called when a hurricane or some other natural force deposits sediment into a new location?
deposition
400
This catastrophic event is formed when a cold front meets a warm front.
What is a tornado?
400
a bird nesting in a tree is what type of symbiotic relationship?
commensalism
500
What human activities may cause chemical weathering?
Dumping chemicals into waste, chemical pollution of air or water by industries, and car exhaust are examples of chemicals in the environment that can cause chemical weathering.
500
How might a weathered mountain appear different from an unweathered mountain?
The weathered mountain would be rounder in shape.
500
Give an example of a biotic factor and an abiotic factor
answers will vary.
500
the more pavement humans put down the more chance this disaster may occur since the water will not be absorbed by plants or the ground.