Earth Features and Changes

Front

What causes sand dunes in the desert?

Back

Wind causes sand dunes in the desert through the process of erosion.

Front

What can be inferred if fossil B is older than fossil A?

Back

Fossil B is likely to have existed before fossil A in the geological timeline.

Front

Which diagram best represents the Earth's structure?

Back

Diagram C best represents the Earth's structure, showing layers like the crust, mantle, and core.

Front

What is a natural resource that can be mined from the Earth and used as an energy source?

Back

Coal is a natural resource that can be mined and used as an energy source.

Front

What type of fossils would indicate that a layer of rock formed in an ocean?

Back

The type of fossils found in the layer, such as marine fossils, would indicate it formed in an ocean.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by wind, water, or ice.

Front

What is the difference between sedimentary and metamorphic rocks?

Back

Sedimentary rocks are formed from particles and organic material, while metamorphic rocks are formed from existing rocks that have changed due to heat and pressure.

Front

What role do glaciers play in shaping the Earth's surface?

Back

Glaciers erode the land as they move, carving out valleys and shaping mountains.

Front

What is the Earth's crust?

Back

The Earth's crust is the outermost layer of the Earth, where we live, and is made up of solid rock.

Front

How do fossils form?

Back

Fossils form when organisms are buried quickly by sediment, which protects them from decay.