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10 terms

Ch. 3.1 The Rock Cycle

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What is a rock? Seriously.
A solid mass of mineral that occurs naturally.
There are 3 major types of rocks:
1. Igneous 2. Sedimentary 3. Metamorphic
What is the rock cycle?
The continuous processes that cause rocks to change
Magma is. . . .
molten material that forms deep beneath Earth's surface
When magma cools beneath the surface OR as a result of a volcanic eruption, we get what?
IGNEOUS ROCK
What is lava?
Magma that reached the surface.
What is weathering?
process in which rocks are broken down by water, air, and living things to produce SEDIMENT.
Sediment is compacted to form. . .?
SEDIMENTARY ROCK
Under extreme pressure and heat, sediment will become. . . .?
METAMORPHIC ROCK
Metamorphic rock, under high pressure and big time heat, can melt to form. . . ?
Magma. Then, the rock cycle can repeat itself.