Characteristics of Rock
Crystals are a characteristic that suggests the rock is likely what kind of rock?
Igneous
Name two different ways that rocks can be weathered
Chemical
Physical
Biological
Rocks are made of ___________
Minerals
What is an extrusive igneous rock?
Rock cooled from lava above ground.
What state name is only one syllable long?
Maine
Layers are a characteristic that suggests the rock is likely what kind of rock?
Sedimentary
Name two different ways that rocks can be eroded
Rain
Gravity (slopes)
Glaciers
Rivers
More
Define mineral
Solid, inorganic substances, definite chemical structure, found in nature
Is the rock cycle a set process? Explain why or why not.
No. Answers vary.
What does homogenous mean?
Evenly mixed/distributed
Ribbon like layers are a characteristic that suggests the rock is likely what kind of rock?
Metamorphic
What is weathered rock called?
Sediment
_____________ drives the rock cycle
Convection currents from radioactive decay in mantle, energy from core, "tidal tug."
How are sedimentary rocks created?
Compaction and cementation
2003
A vesicular rock is likely what kind of rock?
Igneous
What kinds of rock can be weathered and eroded?
All!
Marble is a ___________ rock
Metamorphic
What are the softest AND hardest rocks on Moh's Scale of Hardness?
Talc (1) and diamond (10)
What is ornithology?
Study of birds
What does "conglomerate" mean?
Rounded sediments/pebbles bunched together into a sedimentary rock.
Give an example of a famous geological feature that has been created by weathering and erosion.
Grand Canyon
Franconia Notch
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Name one mineral, one metamorphic rock, one igneous rock, and one sedimentary rock. All groups can answer. 90 seconds.
Answers vary
The Earth is "dynamic." What does this mean? All groups can answer on paper. 90 seconds.
Answers vary.
What is the best soccer team in the English Premier League
Arsenal (no arguing)