Science - Landforms
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- What is a sudden movement in rocks that make up the Earth's crust?
- Earthquake
- What is a large mound of sand?
- Sand Dune
- What is the highest landform?
- Mountain
- What occurs when weathered materials are carried away?
- Erosion
- What is wide, flat land called?
- Plain
- What is a huge flow of water over land that is usually dry?
- Flood
- The process that causes rocks on Earth's surface to crumble, crack, and break is:
- Weathering
- Huge masses of ice that move slowly across the land.
- Glaciers
- What is a feature of Earth's surface?
- Landform
- What is a violent storm with strong winds and heavy rain?
- Hurricane
- What can earthquakes cause on the land?
- Earthquakes can cause landslides.
- Where do earthquakes begin?
- Earthquakes begin far below the Earth's surface.
- What process takes a long time to change land?
- Weathering and erosion change the land slowly.
- If these lands are drained, our water supply may be damaged. What are these lands called?
- These lands are called wetlands.
- What are sometimes cut down to make room for houses?
- Forests are cut down to make room for houses.
- How can water make a rock crack?
- Water freezes in the cracks and makes the rock break.
- What is the land on the Great Plains good for?
- The Great Plains are good for growing crops.
- A deep, narrow valley with steep sides. Canyons often have rivers at the bottom.
- Canyon
- A body of water with land around it is called a:
- Lake
- The low land between hills or mountains. Water often rushes down into valleys.
- Valley
- When the minerals in rocks change, what could happen to the rocks?
- The rocks could break.
- When the space in rock gets larger, what forms?
- Cave
- Weathered materials are carried greater distances by streams and ...
- Rivers
- Weathered materials are pulled down hills and mountains by:
- Gravity
- What type of rock does water run through in the first step of forming a cave?
- Limestone
- What causes a small opening to form in the formation of a cave?
- Chemicals in the water
- How does the small opening caused by the chemicals lead to the formation of a cave?
- Water washes away the weathered rocks.
- Could a cave form if cracks were not in the limestone?
- No, because the water could not get into the rock.
- What are very large bodies of salt water?
- Oceans. They cover over three-fourths of Earth's surface.
- What are large streams of water that flow across the land.
- Rivers