Down to the Earth's Core [HD] - National Geographic Quiz

under the soil & clay thousands of kilometers and trillions of tons of _______lie

• Solid Rock

• Sediment

• Soil

• Water

Where is earths crust the thinest?

• At the continental mountain ranges
• Under the oceanic regions, especially at mid-ocean ridges.

How do stalactites form?

• Stalactites form from the deposition of minerals from dripping water in caves.
• Stalactites grow from the ground up due to soil erosion.

Tags

NGSS.MS-ESS2-4

How do stalagmites form?

• Stalagmites develop from the accumulation of dust in caves.
• Stalagmites are created by the freezing of water in caves.
• Stalagmites form from mineral deposits left by dripping water in caves.

What type of rock are caverns usually formed of?

• Limestone
• Granite
• Sandstone

What is the first layer of the Earth?

• Crust
• Inner Core
• Outer Core
• Mantle

What is the second layer of the earth?

• Outer Core
• Crust
• Core
• Mantle

What layer of the earth can you find the tectonic plates?

• Lithosphere
• Asthenosphere
• Mantle
• Core

What cavern is nearly 25 stories high and found in New Mexico?

• Carlsbad Caverns
• Grand Canyon

• Mammoth Cave

How are caverns made?

• Caverns are made by the dissolution of soluble rocks, primarily limestone, by acidic water.
• Caverns are created by the movement of tectonic plates.
• Caverns are formed by volcanic activity.

Tags

NGSS.MS-ESS2-2