Plate Tectonics Terms

noun a layer of rock that forms the outermost shell of the earth

adjective relating to or characteristic of the earth's crust

• The study of crustal movements helps us understand the dynamics of the Earth's surface.
• The crustal layer is like the Earth's outer skin.
• I heard there's some cool crustal activity happening near the fault line.
• His tough exterior was like a thick crustal layer, hiding his true emotions.

noun a raised elongated block of the earth's crust lying between two faults

• The geologist explained that a horst is a raised block of the Earth's crust.
• I heard there's a horst formation in the nearby mountains.
• Let's go check out that cool horst over there.
• In the business world, he's like a horst - always rising above the competition.