The Geosphere

Front

What is a divergent boundary?

Back

A divergent boundary is a tectonic plate boundary where two plates move away from each other, often resulting in the formation of new crust.

Front

What are the main layers of Earth from outermost to innermost?

Back

The main layers of Earth from outermost to innermost are: Crust, Mantle, Outer Core, Inner Core.

Front

What does the prefix 'geo' mean?

Back

The prefix 'geo' means 'earth'.

Front

What is continental crust?

Back

Continental crust is the thick part of the Earth's crust that forms the continents, as opposed to oceanic crust which forms the ocean floors.

Front

How does magma reach the Earth's surface?

Back

Magma reaches the Earth's surface through volcanoes, where it is then called lava.

Front

What is the difference between magma and lava?

Back

Magma is molten rock beneath the Earth's surface, while lava is magma that has erupted onto the surface.

Front

What is a convergent boundary?

Back

A convergent boundary is a tectonic plate boundary where two plates move towards each other, often resulting in one plate being forced below another.

Front

What is a transform fault boundary?

Back

A transform fault boundary is a tectonic plate boundary where two plates slide past each other horizontally.

Front

What is the Earth's crust?

Back

The Earth's crust is the outermost layer of the Earth, consisting of solid rock and soil.

Front

What is the mantle?

Back

The mantle is the layer of the Earth located between the crust and the outer core, composed of semi-solid rock that flows slowly.