Earth's History Book

Front

What is EROSION?

Back

All the processes that carry pieces of rock to another place.

Front

If we used one page to represent one year in Earth's history, how many pages would our book have?

Back

4.6 billion pages.

Front

Our book of Earth history would stretch into which layer of the atmosphere?

Back

Thermosphere.

Front

The theory that explains how Earth's surface changes is known as...?

Back

Plate Tectonics.

Front

What is WEATHERING?

Back

All the processes that break rock into smaller pieces.

Front

What is the difference between EROSION and WEATHERING?

Back

Erosion involves the movement of rock pieces, while weathering is the breaking down of rocks.

Front

What is the significance of the Thermosphere in Earth's history?

Back

It represents the upper layer of the atmosphere where Earth's history book would extend.

Front

What does the term 'Plate Tectonics' refer to?

Back

The theory that describes the movement of Earth's plates and how they shape the planet's surface.

Front

What is Continental Drift?

Back

The hypothesis that continents move across the Earth's surface over geological time.

Front

What is Seafloor Spreading?

Back

The process by which new oceanic crust is formed at mid-ocean ridges and older crust moves away.