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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.
If you are not ready to take this test, you can
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. A major drainage divide separating the drainage to one ocean from another.
particulate air pollution
shield volcano
continental divide
chemical sediment
2. Any object that revolves around another object in space.
continental divide
satellite
wave crest
plutonic
3. The southern portion of the late Paleozoic supercontinent known as Pangea. It means & literally 'Land of the Gonds' (a people of the Indian subcontinent).The supercontinent existed from Cambrian to Jurassic time & mainly composed of South America &
Phanerozoic
Gondwana
foliated
tell
4. A steep-sided rounded extrusion of highly viscous lava squeezed out from a volcano and forming a dome-shaped or bulbous mass above and around the volcanic vent. The structure generally develops inside a volcanic crater.
you-shaped valley
continental slope
sediment
lava dome
5. The sum of the processes that result in the wearing away or the progressive lowering of the Earth's surface by weathering & erosion & mass wasting & and transportation.
Andromeda
Jupiter
comet
denudation
6. The prediction that climate will warm as a result of the addition to the atmosphere of humanly produced greenhouse gases.
global warming
reservoir rock
current speed
calving
7. An ingredient in a food or other substance that nourishes or promotes growth.
Milky Way
column
glaciation
nutrient
8. A vent on the seafloor from which hydrothermal fluids are emitted. Upon mixing with seawater and cooling & the fluids precipitate a cloud of fine-grained sulfide minerals that resembles a cloud of black smoke.
breakwater
black smoker
seafloor spreading
cementation
9. The top of a wave.
nonfoliated
rift (graben)
sinkhole
wave crest
10. The process of one plate descending beneath another.
subduction
sediment
intrusive
vesicle
11. The green pigment in the cells of many plants that enables them to use sunlight to convert carbon dioxide and water into carbohydrates in the process called photosynthesis.
chlorophyll
atlas
steppe
nuee ardente
12. A seismic body wave that involves particle motion from side to side & perpendicular to the direction of wave propagation. S-waves are slower than P-waves and cannot travel through a liquid.
crust
s- wave (secondary wave & shear wave)
stormwater runoff
humid
13. A natural depression in the surface of the land caused by the collapse of the roof of a cavern or subterranean passage & generally occurring in limestone regions.
Paleozoic
sinkhole
water table
outer core
14. The peak flow of water that tops the banks of a stream channel.
body wave
permafrost
granitic
flood
15. A waste material that contaminates air & water & or soil.
isostasy
fold
acid
pollutant
16. Living on land.
density
Precambrian
terrestrial
oxbow
17. A mass of ice & formed by the recrystallization of snow & that flows forward & or has flowed at some time in the past.
swash and back wash
ore deposit
glacier
Hale-Bopp
18. An atmospheric shield providing the Earth with protection from ultra-violet rays which can cause sun burn & skin cancer and the destruction of the delicate plant life which supports the planet's food chain.
ore
ozone layer
thermal spring
secchi disk
19. The low spot between two successive waves.
desertification
ozone layer
hot spot
wave trough
20. A time of unusual winds and currents in the Pacific Ocean . El Nino generally causes warmer-than-normal sea surface temperatures and increased rainfall and storm activity.
arid
karst
El Nino
groin
21. Woodland that usually gets at least 100 inches of rain each year.
denudation
exotic river
zone of saturation
rainforest
22. Till deposited from main body of glacier during ablation.
ground moraine
back swamp
liquefaction
magma
23. The principle that states the processes operating to change the Earth in the present also operated in the past.
Uniformitarianism
sinkhole
moon
elevation
24. All unconsolidated materials above bedrock. Natural earthy materials on the Earth's surface & in places modified or even made by human activity & containing living matter & and supporting or capable of supporting plants out of doors.
suspension
soil
loess
Pelean eruption
25. A broad & deep & generally straight furrow carved in bed rock by the abrasive action of debris embedded in a moving glacier. Larger and deeper than a glacial striation.
isthmus
groove
igneous rock
clast
26. The solid innermost part of the core with a diameter of a little over 1 &200 km.
base
s- wave (secondary wave & shear wave)
isostatic change in sea level
inner core
27. A minor tremor that precedes an earthquake. An increase in seismicity may signal that a major release of strain energy is about to occur.
foreshock
ore
oxbow lake
shield volcano
28. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
deposition
seismograph
precipitation
volcanic
29. A seismic body wave that involves particle motion & alternating compression and expansion & in the direction of wave propagation. It is the fastest seismic wave. compare S-wave .
sand dune
pathogen
crater
p- wave (primary wave & compressional wave)
30. No identifiable layers of minerals in a rock sample
seismograph
nonfoliated
isostatic change in sea level
compression fossil
31. 1. A steep-walled & usually conical depression at the summit or on the flanks of a volcano & resulting from the explosive ejection of material from a vent. 2. A bowl-shaped depression with a raised & overturned rim produced by the impact of a meteori
ore deposit
Uranus
crater
hydrologic cycle
32. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
convection cell
acid rain
geology
Laurasia
33. A chuck of rock or dust in space.
flood
Prime Meridian
meteoroid
granitic
34. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
drought
Earth system
primary productivity
Mercury
35. A group of stars that appear to make a pattern in the sky. The Big Dipper is a constellation.
constellation
Milky Way
Pelean eruption
clastic
36. Lacking in rainfall & very dry.
arid
plain
karst
trench
37. The line formed by the intersection of the axial plane of a fold with a bedding plane & marking where the bed shows its maximum curvature.
axis
wave length
inner core
convection
38. That part of the continental margin that lies between the continental shelf and the continental rise. Slope relatively steep & 3o - 6o. The continental slope is underlain by crustal rocks of the continent.
continental slope
crater
longitude
star
39. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
casts
inertia
frost wedging
transform boundary
40. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
transform boundary
mesosphere
discharge
subtropical deserts
41. Where two plates are moving in opposite directions as in a mid-ocean ridge.
divergent boundary
luster
denudation
shore
42. A post of dripstone growing up from a cave floor.
rapids
stalagmite
secchi disk
storm surge
43. A device built to study distant objects by making them appear closer.
Global Positioning System (GPS)
climate
telescope
crust
44. A region of high heat flow on the Earth's surface & thought to lie above a mantle plume .
ore
pathogen
hot spot
Galileo
45. A comet that passed Earth in 1997 and won't return to the inner solar system until the year 4377.
crater
observator
igneous rock
Hale-Bopp
46. Water that flows across watersheds during and immediately after severe rainstorms. In populated areas & stormwater runoff is often water that cannot be handled by existing sewer systems. Stormwater runoff is the leading source of water pollution in t
stormwater runoff
Sun
aftershock
fossil fuel
47. Destruction of the ozone layer caused by the release of CFC's (chlorofluorocarbons) into the atmosphere which react chemically with ozone and break it down into different gases.
hardness
water table
back swamp
ozone depletion
48. The theory that states that the present-day continents are the fragmented pieces of preexisting larger landmasses called supercontinents.
conduction
latitude
cinder cone
Continntal Drift Theory
49. Imaginary lines on a map or globe that measure distance in degrees east or west of the prime meridian. Longitude lines extend vertically & from pole to pole on a globe.
viscosity
moraine
volcanic
longitude
50. 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.
boundary
swash and back wash
landforms
drainage divide
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