What is erosion?
The gradual wearing down of something by wind, water, and other natural forces.
What is eroding the land in this picture?
Ice
Which of the following processes makes sediments?
A. Wind carrying particles from place to place.
B. Water and ice breaking rocks into smaller pieces.
B. Water and ice breaking rocks into smaller pieces.
After a heavy rain, you notice soil from your flower beds has washed into the street. Explain what happened and why it happened.
Answers may vary
What are particles?
The smallest possible piece of something.
What eroded the rock in this picture?
Water
The information in this data table could be used to support which idea?
A. Vegetation can slow down soil loss.
B. Vegetation increases soil loss.
A. Vegetation can slow down soil loss.
What environment do you think will become eroded faster a beach with tall grasses and shrubs or a beach with many sand dunes and no grass? Explain your thinking.
Answers may vary
What is the name for a mixture of sand, silt, clay, rock, and humus (plant and animal remains)?
Soil
What eroded the rock in this picture?
Wind
The rate of erosion in an area would increase if the –
A. Rainfall decreased
B. vegetation increased
C. Wind speed increased
C. Wind speed increased
Deserts experience a lot of wind erosion. Describe the relationship between rainfall, vegetation (plants), and erosion in the desert.
Answers may vary
What is the word for the definition "amount of precipitation"?
Rainfall
What eroded the land in this picture?
Plants
A plant is growing into a rock. The plant will break the rock into smaller pieces as what happens?
A. As leaves get sunlight
B. As the roots get bigger and thicker
C. As the stem grows taller
B. As the roots get bigger and thicker
Why would a beach disappear?
Answers may vary
Define Rate of Erosion
How fast the process of which water, ice, wind, and gravity transport sediments from one place to another.
What is the most powerful force of erosion?
Water
Students will investigate how the amount of water affects the distance sediments are carried. Which tools would be most appropriate for this investigation?
A. Copper wire and a light bulb
B. Thermometer and a beaker
C. A graduated cylinder and a ruler
C. A graduated cylinder and a ruler
Cameron said weathering means that there are different types of weather. Like sunny days, rainy days, and cold days. There are even stormy days where the weather is gross and there are thunder storms.
Is Cameron right or wrong? Explain
Wrong. Explanations may vary.