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Test your basic knowledge |
Earth Science
Start Test
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. The upper horizons in a soil & through which gravitational moisture travels & removing soluble decomposition products.
zone of leaching
exotic river
Copernicus & Nicholas
moon
2. Soil conditions prevailing in area whose mean annual temperature is 0o C.
permafrost
shore
reef
terrestrial
3. A sea wave produced by any large-scale & short duration disturbance on the seafloor & commonly a shallow submarine earthquake but possibly also a submarine slide or volcanic eruption.
floodplain
aquifer
seismic sea wave (tsunami)
water table
4. The method of locating an epicenter by determining how far it lies from three widely separated seismographs.
cementation
triangulation
glacier
trench
5. 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.
sinkhole
epicenter
plate
axis
6. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
archaean
tide
crevasse
ore deposit
7. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
solstice
continental crust
Earth
beach
8. The level of light that penetrates through water.
water clarity
pyroclastic
channelization
aquifer
9. The breaking away of ice from the front of the glacier when it ends in a lake or an ocean. Produces icebergs.
calving
shoreline
compass Rose
barrier beaches
10. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
continental divide
secchi disk
lava lake
acid rain
11. A device built to study distant objects by making them appear closer.
mid-ocean ridges
telescope
peat
gemstone
12. A process of erosion in which wind carries off particles of dust and sand.
deflation
region
fissure eruption
stratovolcano (composite volcano)
13. No identifiable layers of minerals in a rock sample
flood
lithosphere
seismic gap
nonfoliated
14. Reduction of pore space between individual particles as the result of overlying sediments or of tectonic movements.
plate tectonics
storm surge
compaction
magnetic equator
15. A tool for measuring the relative clarity of water.
rift (graben)
chlorophyll
secchi disk
seismograph
16. A mass of ice & formed by the recrystallization of snow & that flows forward & or has flowed at some time in the past.
Prime Meridian
glacier
outer core
denudation
17. The condition of equilibrium & comparable to floating & of units of the lithosphere above the asthenosphere.
universe
isostasy
oceanic crust
Pluto
18. Lacking in rainfall & very dry.
seismic sea wave (tsunami)
arid
quarrying
inertia
19. 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.
lava
arid
karst
latitude
20. Mountains & characterized by extensive folding and thrust faulting & that form at convergent plate boundaries on continents.
fold and thrust mountains
equinox
nebula
aquifer
21. 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.
Precambrian
natural resources
latitude
eustatic change in sea level
22. An instrument that detects & magnifies & and records vibrations of the Earth & especially earthquakes.
isostasy
solar system
foreshock
seismograph
23. The closest galaxy to the Milky way. It is approximately 2 million light-years away.
you-shaped valley
Andromeda
jetty
p- wave (primary wave & compressional wave)
24. A chuck of rock or dust in space.
meteoroid
mineral
arch
Pangea
25. 1. A mass of sand & gravel & or alluvium deposited on the bed of a stream & sea & or lake & or at the mouth of a stream 2. A unit of pressure & approximately equal to atmospheric pressure at sea level.
bar
Mesozoic
p- wave (primary wave & compressional wave)
outcrop
26. Deposits of wind-borne dust.
loess
epicenter
acid
continental slope
27. Mars is named after the Roman god of war. It is the fourth planet from the Sun.
hot spot
acid rain
Mars
Earth
28. A waste material that contaminates air & water & or soil.
ground water
pollutant
black hole
loess
29. An instrument that merely indicates the occurrence of an earthquake.
isthmus
solstice
reservoir rock
seismoscope
30. An era of geologic time lasting from 570 to 245 million years ago.
Paleozoic
igneous rock
crevasse
seismograph
31. A landscape that develops from the action of ground water in areas of easily soluble rocks. It is usually characterized by caves & underground drainage and sinkholes.
anemometer
glacier
Global Positioning System (GPS)
karst
32. The two days of the year on which the noon sun is directly overhead at either 23.5
escarpment
epicenter
seismology
solstice
33. The current geologic era & which began 66.4 million years ago and continues to the present.
arid
bar
Cenozoic
foliated
34. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
gemstone
Earth
Greenhouse Effect
prairie
35. Soil conditions prevailing in area whose mean annual temperature is 0o C.
landforms
barrier reef
permafrost
jetty
36. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
Pelean eruption
caldera
trench
continental crust
37. 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.
hot spot
nautical mile
weathering
El Nino
38. A mound or ridge of sediment deposited by a glacier.
elevation
biogenic sedimentary rock
equator
moraine
39. A low & nearly flat accumulation of sediment deposited at the mouth of a river or stream & commonly triangular or fan-shaped.
wind farm
delta
geyser
geothermal energy
40. To preserve & or to avoid wasteful use.
soil
oceanic trench
conserve
volcanic ash
41. A region of high heat flow on the Earth's surface & thought to lie above a mantle plume .
decomposition (chemical weathering)
fringing reef
hot spot
vesicle
42. A commonly used scale of earthquake intensity.
elevation
smelting
Modified Mercalli Scale
isostasy
43. Shapes & like mountains or hills that make up the Earth's surface.
tide
quarrying
landforms
humus
44. The attractive force between two objects; its magnitude depends on their masses and the distance between them.
gravity
basin
soil
fold
45. 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
geologic time scale
dust storm
granitic
stratovolcano (composite volcano)
46. 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
clast
isostasy
region
47. The height of a place above sea level.
tell
seismic gap
kettle
elevation
48. 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 &
Gondwana
galaxy
primary productivity
nutrient
49. The peak flow of water that tops the banks of a stream channel.
Galileo
p- wave (primary wave & compressional wave)
flood
estuary
50. A thickened elevated region of Earth's crust that is mainly (but not entirely) above sea level.
ozone
continent
Andromeda
bedrock