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Test your basic knowledge |
Earth Science
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Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
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study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An icicle-shaped accumulation of dripstone hanging from cave roof.
scour
lava dome
groin
stalactite
2. Pertaining to or composed of granite & a coarse-grained igneous rock dominated by light-colored minerals & consisting of about 50 percent orthoclase & 25 percent quartz & and balance of feldspars and ferromagnesian silicates. Granite is commonly foun
eustatic change in sea level
granitic
nuee ardente
oxbow
3. An era of geologic time lasting from 570 to 245 million years ago.
Paleozoic
rain shadow deserts
seismology
Uranus
4. (Latin- Sol & Greek- Helios)the closest star to Earth. It is a giant ball of gas without any solid surface.
p- wave (primary wave & compressional wave)
bar
Sun
outer core
5. A term applied to large areas of basaltic lava presumably extruded from fissures.
legend
lava flood (plateau basalt)
magnetic equator
abundant metal
6. A pillar formed as a stalactite and stalagmite meet.
drift
column
Phanerozoic
drainage divide
7. Imaginary lines on a map or globe that measure distance in degrees north or south of the equator. Latitude lines extend horizontally & from east to west on a globe.
satellite
latitude
extrusive
basin
8. Lava extruded beneath water characterized by pillow shapes.
universe
Pillow Lava
Pluto
arid
9. Forms along a coast as wave erosion cuts through a headland.
acid rain
arch
scale
channelization
10. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
precipitation
lava lake
thrust fault
surf
11. A dense & hot (sometimes incandescent) cloud of volcanic ash and gas produced in a Pelean eruption.
water table
ground moraine
nuee ardente
Uranus
12. A giant structure that contains hundreds of billions of stars.
crater
galaxy
ecosystem
basin
13. The theory that states that the present-day continents are the fragmented pieces of preexisting larger landmasses called supercontinents.
Continntal Drift Theory
secchi disk
icecap
bedrock
14. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
nautical mile
Sun
exotic river
Earth
15. A slide involving a downward and usually sudden movement of newly detached segments of bedrock sliding or slipping over an inclined surface of weakness such as a bedding plane & fault plane & or joint surface.
chlorofluorocarbons (CFC's)
suspension
rockslide (rock avalanche)
collisional Boundary
16. Weathering processes that are the result of chemical reactions. Example: the transformation of orthoclase to kaolinite.
inertia
permafrost
decomposition (chemical weathering)
plate
17. Where two plates collide to form mountains.
collisional Boundary
body wave
conserve
solstice
18. The processes of weathering by which physical actions such as frost wedging break down a rock into fragments & involving no chemical change.
open pit mining
p- wave (primary wave & compressional wave)
disintegration (mechanical weathering)
groin
19. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
outcrop
barrier beaches
siltation
metamorphic rock
20. An individual grain or constituent of a rock.
equator
legend
clast
Saturn
21. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
fault
creep
nebula
luster
22. A measure of acidity.
acid rain
pH
Continntal Drift Theory
isthmus
23. An area where fresh water comes into contact with seawater & usually in a partly enclosed coastal body of water; a mix of fresh and salt water where the current of a stream meets the tides.
solar system
chlorofluorocarbons (CFC's)
estuary
inner core
24. Swamp that forms in the low lying flood plain behind a levee.
Hale-Bopp
coast
back swamp
lahar
25. A natural open space underground & large enough for a person to enter. Most commonly occur by the dissolution of soluble rocks & generally limestone.
archaean
seismic gap
cave
particulate air pollution
26. A Hawaiian term for a lava flow that has a rough & jagged surface.
Mesozoic
Uniformitarianism
aa
drought
27. The uprush of a wave onto the beach followed by the return flow of the water down the beach slope in the intervals between waves.
swash and back wash
nuee ardente
biogenic sediment
atoll
28. An area subject to dust storms & especially south central United States .
sextant
cone of depression
dust bowl
Pillow Lava
29. The two days of the year on which neither hemisphere is tilted toward or away from the sun.
period
superposition
equinox
sedimentary rock
30. The two days of the year on which neither hemisphere is tilted toward or away from the sun.
storm surge
equinox
decomposition (chemical weathering)
compaction
31. Extending across a continent.
seismograph
transcontinental
ore
reserves
32. A system involving continuous interaction of the solid Earth & the atmosphere & the oceans and living things.
Earth system
stalactite
volcanic
axis
33. A valley carved by glacier erosion and whose cross-valley profile has steep sides and a nearly flat floor & suggestive of a large letter 'you'.
till (unstratified drift)
loess
convection cell
you-shaped valley
34. Objects revolving around the sun that are too small and too numerous to be considered planets.
Modified Mercalli Scale
resources
asteroid
weathering
35. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
suspension
pipe
compression fossil
fold and thrust mountains
36. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
thrust fault
base
solar system
subtropical deserts
37. Any natural concentration of a valuable material in the Earth's crust & whether that material can be extracted profitably or not.
convergent boundary
mineral deposit
magnetic pole
cinder cone
38. Living in water.
denudation
aquatic
kettle
Hale-Bopp
39. The persistence of wind-formed waves after wind ceases.
Milky Way
wave trough
swells
hemisphere
40. Formed when an organism is flattened (compressed) and a thin film of organic material from its body is left in the rock.
compression fossil
black smoker
epicenter
habitat
41. Surficial mining & in which the valuable rock is exposed by removal of overlying rock or soil.
open pit mining
latitude
oxbow lake
coast
42. A mound or ridge of sediment deposited by a glacier.
sand dune
foliated
moraine
asthenosphere
43. The Sun with all the celestial bodies that revolve around it.
solar system
bar
asteroid
rockslide (rock avalanche)
44. The reserves of a valuable mineral commodity plus all other mineral deposits that may eventually become available & even those that are presumed to exist but have not yet been discovered and those that are not economically or technologically exploita
resources
hydrologic cycle
seastack
aftershock
45. A general term including both oil and natural gas.
petroleum
aa
decomposition (chemical weathering)
intertidal zone
46. The peak flow of water that tops the banks of a stream channel.
meander
flood
continent
chemical sediment
47. Either the northern or southern half of the Earth as divided by the equator & or the eastern or western half as divided by a meridian.
outer core
hemisphere
dust devil
lahar
48. The amount of material a stream carries in suspension.
compass Rose
natural resources
suspended load
cleavage
49. A giant structure that contains hundreds of billions of stars.
galaxy
drainage basin
clast
lava lake
50. The study of earthquakes & and of the structure of the Earth by both natural and artificially generated seismic waves.
drought
latitude
ozone
seismology
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