How Wind and Water Move Soil

What do we call the piles of sand formed by wind on a beach?

• Mountains

• Dunes

• Valleys

• Hills

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Which of the following is an example of wind moving soil?

• A river carrying rocks

• Wind blowing sand into dunes

• Rain falling on the ground

• Snow covering the soil

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What happens to rocks when a river flows quickly over them?

• They melt

• They are carried away

• They grow bigger

• They turn into sand immediately

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If you see a pile of sand at the end of a windy day at the beach, what most likely caused it?

• The sun shining

• The wind moving sand

• People digging holes

• Rain falling

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A student sees rocks at the bottom of a river. After a storm, the rocks are gone. What most likely happened?

• The rocks melted

• The river carried the rocks away

• The rocks turned into plants

• The wind blew the rocks away

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If wind can move sand to form dunes, what might happen if the wind blows in a different direction?

• The dunes will disappear

• The dunes might change shape or move

• The sand will turn into water

• The dunes will become mountains

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How does water help shape the land over time?

• By carrying soil and rocks to new places

• By making the land taller

• By turning rocks into trees

• By stopping the wind

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Imagine you are at the beach and see sand dunes forming. What evidence would show that wind is moving the sand?

• The sand is wet

• The sand is piled up in the direction the wind is blowing

• The sand is cold

• The sand is covered in shells

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If a river carries rocks and soil downstream, what might happen to the land where the river flows?

• The land will stay the same

• The land may change shape as soil and rocks are moved

• The land will become a desert

• The land will turn into a forest

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Why is it important to understand how wind and water move soil and rocks?

• To know how to build sandcastles

• To understand how the Earth's surface changes over time

• To find more water

• To make the soil taste better

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