Geology (Part 2) Chapters 1-2 Flashcard

Front

What was the name of the supercontinent in Wegener's hypothesis?

Back

Pangaea

Front

How did other scientists feel about Wegener's hypothesis at the time he first came up with it?

Back

They thought he was wrong and didn't pay much attention to him.

Front

What was Alfred Wegener's hypothesis?

Back

All continents were once joined together, but have since drifted apart.

Front

What is radiation in terms of heat transfer?

Back

Radiation is the transfer of heat through electromagnetic waves, such as sunlight warming a car.

Front

What happens when you hold an ice cube?

Back

Heat is being transferred from your hand to the ice.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is convection?

Back

Convection is the transfer of heat through the movement of fluids (liquids or gases).

Front

What evidence supports Wegener's hypothesis of continental drift?

Back

Fossil similarities, geological formations, and the fit of continents.

Front

What is the significance of the theory of plate tectonics?

Back

It explains the movement of Earth's plates and the geological activity associated with it.

Front

What are tectonic plates?

Back

Large sections of Earth's lithosphere that move and interact with each other.