2nd Grade Science › Compare ways to prevent wind/water from changing land shape
Which solution would be the best and most reasonable for stopping wind and water from changing the shape of the land?
Our land is changed when wind and water break down the soil and wash it away. Hurricanes and flooding cause damage when rocks, dirt, and sediment are carried away.
A city wants to prevent flooding of this level during the next storm. Which answer choice would NOT be a good way to prevent the land from being changed?
Fire Island in New York has an eroding shoreline. Over the years, waves have washed away much of the beach.
What can the state of New York do to prevent further changes to the beach?
What caused erosion and the changes to the land to create this landform?
The hill near the playground has been changing over the last few months. During heavy rain, the dirt is being quickly washed off the hill. This is a problem for the class because the students are unable to play in this area since it is unstable and unsafe.
Which solution would be best to prevent the wind and water from changing the hill?
Our land is changed when wind and water break down the soil and wash it away. Hurricanes in the South cause a lot of damage and change the area in very severe ways. Below is a picture of the damage from Hurricane Katrina in New Orleans.
What could the city do to prevent the water from changing the shape of the land and damaging the buildings in the future?
Many times farmers face strong winds, and they can damage crops and change the shape of the land. Below you will see an image of a wheat field on a sunny day and then after a dust storm.
Farmers will often plant tall plants and shrubs alongside their wheat. Why would these plants help prevent the wind from changing the landscape and damaging crops?
What caused erosion and the changes to the land to create this landform?
The soil around Maddie's farm is becoming very dry and loose. When the wind blows many pieces are picked up and blown around her fields. This process is called desertification. The area is turning into a desert because of the wind and dry soil.
What can Maddie do to prevent the wind or water from changing the land's shape?