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30 Cards in this Set
- Front
- Back
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pyroclast
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a fragment from an explosive volcanic eruption
"fire-broken" |
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basalt
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a dark-colored, fine-grained volcanic rock
about 80% of all volcanic rocks are basalt made mainly from plagioclase feldspar and augite (w or w/0 olivine) |
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tholeiitic basalts
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lacking olivine
make up much of the oceanic crust |
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andesite
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a dark-colored, fine-grained, silica-rich volcanic rock (2nd most abundant volcanic rock)
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granite
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a light-colored, coarse-grained igneous rock
most common plutonic rock aplite: finer grained pegmatite: coarse grained coarse grained equivalent of rhyolite made largely of quartz; orthoclase; plagioclase feldspar; little biotite or muscovite mica |
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diagenesis
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the process that turns loose sediments into rock
kinda like lithification |
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limestone
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a sedimentary rock made mainly from calcite (or lime); magnesium carbonate
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marble
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a rock made by the metamorphism of limestone
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carboniferous period
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355 mya
amphibians are abundant first reptiles evolve from amphibians glaciation of gondwanaland |
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permian period
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290 mya
conifers replace tree ferns reptiles diversify deserts are widespread |
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triassic period
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250 mya
mammals appear seed-bearing plants dominate |
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jurassic period
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205 mya
dinosaurs abundant archaeopteryx, the earliest known bird, evolves from reptiles Pangaea splits up |
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cretacious period
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135 mya
flowering plants and small land mammals appear dinosaurs die out oil and gas deposits form |
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teritiary period
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66 mya
large mammals apear primates evolve and grasslands expand Himalayas and Grand Canyon form |
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Quaternary period
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repeated ice ages
N & S Am join together Vertebrates evolve rapidly as habitats change frequently modern humans (homo sapiens) appear |
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emerald is the green cyrstalline form of what common mineral
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beryl
beryllium aluminum silicate |
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biological term for programmed cell death:
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apoptosis
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Plant tissues are genreally divided itno four main types:
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dermal, vascular, ground, meristematic
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Total angular distance in degrees over a sphere
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360
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How many half-moons are there in a lunar cycle
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2
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Who discovered the neutron?
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Sir James Chadwick
1932 |
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What was the name of the first U.S. space shuttle to fly in space?
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Space shuttle Columbia launched in 1981
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Salicylic acid—the chief ingredient in aspirin—is derived from the bark of what tree?
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the willow tree
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How much money would you earn for solving the mathematical problem known as the Riemann hypothesis?
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There is a $1-million prize for the solution to the Riemann hypothesis
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What is an ichthyosaur?
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fishlike lizard that inhabited the Mesozoic oceans between 250 and 90 million years ago
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What color is the element fluorine?
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Flourine is a pale yellow
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In what year was the computer mouse invented?
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Douglas Engelbart invented the computer mouse in1964
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Where are a cricket's hearing apparatuses located?
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A cricket's ears are just below the "knees" of its front legs. They consist of openings in the exoskeleton that lead to chambers inside the leg
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Which country has the smallest population?
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Vatican City has fewer than 1,000 residents
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Which metal has the highest melting point?
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Tungsten melts at 6,188 degrees Fahrenheit
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