Sand dunes

Name this landform.

• sand dune
• delta
• desert
• mountain

What is necessary for sand dunes to form?

• a loose sand and strong wind
• pressure in the Earth
• ice glaciers
• Gravity

Barrier islands and sand dunes both protect the mainland.

• True
• False

Waves dropping sand on the beach

• Weathering 
• Erosion
• Deposition

the breaking up and moving of weathered rocks from one place to another

• erosion
• soil
• magma

What is sediment?

• the process of rocks being broken down and carried away
• bits of rock, sand, and silt caused by the weathering of rocks
• the top layer of the soil
• decaying plant or animal material 

If students used a fan to blow sand and the sand piled up, what natural process is being modeled?

• the formation of sand dunes
• Glaciers
• Moriane
• Sandstone

What agent is responsible for creating sand dunes?

• wind
• water
• ice
• deposition

Which way do sand dunes move?

• up & down
• to the west
• toward the sea
• in the direction of the wind

What is it called when sand moves by jumps and bounces?

• sediment
• erosion
• saltation
• slip face