Flashcard on 2nd QRTR

Front

What is wavelength?

Back

Wavelength is the distance between two consecutive peaks (or troughs) in a wave, often represented in diagrams as the distance between specific lines.

Front

Where is the oldest rock typically found?

Back

The oldest rock is usually found in the deepest layers of the Earth's crust, often represented as 'O' in geological diagrams.

Front

What geologic process formed the Himalayas?

Back

The Himalayas were formed by the convergence of two continental plates, which pushed up the land to create the mountain range.

Front

What are the layers of the Earth in order from the surface?

Back

The correct order of Earth's layers from the surface is: crust, mantle, outer core, inner core.

Front

Can igneous rocks turn into metamorphic rocks?

Back

False. Igneous rocks can also turn into sedimentary rocks or remain as igneous rocks.

Front

What is the crust of the Earth?

Back

The crust is the outermost layer of the Earth, composed of solid rock and minerals.

Front

What is the mantle?

Back

The mantle is the layer beneath the crust, made of semi-solid rock that flows slowly over time.

Front

What is the outer core?

Back

The outer core is a liquid layer of iron and nickel that surrounds the inner core.

Front

What is the inner core?

Back

The inner core is the solid, innermost layer of the Earth, composed mainly of iron and nickel.

Front

What is a tectonic plate?

Back

A tectonic plate is a massive slab of solid rock that makes up the Earth's lithosphere and moves over the semi-fluid asthenosphere.