Earth's Landscapes

Front

What is Earth's landscape?

Back

Earth's landscape refers to the visible features of the land, including mountains, valleys, rivers, and plains.

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What is silt?

Back

Silt is a fine soil that is often carried by water and can be found in rivers and oceans.

Front

Where do fossils often form?

Back

Fossils often form in sedimentary rocks, which are created by the accumulation of silt and other materials.

Front

What evidence do fossils provide?

Back

Fossils provide evidence of past life and the environments in which those organisms lived.

Front

What is the Grand Canyon?

Back

The Grand Canyon is a large canyon in Arizona formed by the erosion of rock by the Colorado River.

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 are rock layers?

Back

Rock layers are different strata of rock that have formed over time, often containing fossils.

Front

What is a bone bed?

Back

A bone bed is a layer of sedimentary rock that contains a large number of fossilized bones.

Front

How do rivers shape landscapes?

Back

Rivers shape landscapes by eroding rock and soil, creating valleys and canyons.

Front

What is a glacier?

Back

A glacier is a large mass of ice that moves slowly over land, shaping the landscape as it goes.