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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 area in which a large number of windmills have been erected to generate electrical power.
wind farm
basaltic
wave length
chlorophyll
2. The processes of weathering by which physical actions such as frost wedging break down a rock into fragments & involving no chemical change.
universe
quarrying
compression fossil
disintegration (mechanical weathering)
3. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
basaltic
seismology
hardpan
magma
4. 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.
atoll
ablation
outer core
seismic sea wave (tsunami)
5. A stone or boulder & glacially transported from place of origin and left in an area of different bedrock composition.
erratic
ozone depletion
salinization
atmosphere
6. A blanket of wind-driven sand with an upper surface about a meter above ground level.
lithosphere
sandstorm
sextant
pipe
7. Temporary accumulations of sediments that collect between low and high water marks.
beach
trench
rock
sinkhole
8. A curved belt of volcanic islands lying above a subduction zone.
island arc
karst
body wave
bar
9. A hole or basin cut into bedrock of a stream by the abrasive action of pebbles and sand swirled by turbulent stream flow.
pothole
creep
tide
chemical sediment
10. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.
island arc
pahoehoe
atmosphere
lava dome
11. 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.
sedimentary rock
atoll
sinkhole
ecosystem
12. 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.
ore deposit
denudation
fissure eruption
volcano
13. Any solid material that has settled out of a state of suspension in liquid.
magma
chlorophyll
Precambrian
sediment
14. The distance between two successive wave crests or troughs.
wave length
loess
delta
silicate
15. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
seismic sea wave (tsunami)
weathering
Modified Mercalli Scale
dust storm
16. Till deposited from main body of glacier during ablation.
equinox
swash and back wash
ground moraine
reef
17. Any object that revolves around another object in space.
satellite
arid
archipelago
Mesozoic
18. An instrument used to measure the speed of wind.
Jupiter
anemometer
asthenosphere
Laurasia
19. A sedimentary rock made up of chemical sediments. Example: rock salt.
renewable resources
salinity
compass Rose
chemical sedimentary rock
20. A system that uses a constellation of 24 satellites & their ground stations & and individual GPS receivers to accurately locate points on Earth.
convection
storm surge
Global Positioning System (GPS)
creep
21. A substance that produces positively charged hydrogen ions (H+) when dissolved in water.
peat
groundtruthing
Mars
acid
22. The low spot between two successive waves.
spring
legend
wave trough
anemometer
23. 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 &
ecosystem
volcanic
Gondwana
inertia
24. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
scientific model
inertia
rockslide (rock avalanche)
suspension
25. A narrow & elongate region in which one lithospheric plate descends relative to another.
comet
subduction zone
Continntal Drift Theory
p- wave (primary wave & compressional wave)
26. The process of one plate descending beneath another.
barrier beaches
hemisphere
fossil
subduction
27. A pillar formed as a stalactite and stalagmite meet.
geothermal energy
column
ozone
mid-ocean ridges
28. A stone or boulder & glacially transported from place of origin and left in an area of different bedrock composition.
star
erratic
wind farm
open pit mining
29. A waterway from open ocean into a lagoon.
ground moraine
extrusive
tidal inlet
stalagmite
30. 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.
geology
permafrost
black smoker
mantle
31. The internal resistance to flow in a liquid.
deposition
viscosity
rockfall
stormwater runoff
32. A mound or ridge of sediment deposited by a glacier.
glaciation
urban
lava lake
moraine
33. The naturally occurring material from which a mineral or minerals of economic value can be extracted at a profit.
atmosphere
rift (graben)
ore
Pelean eruption
34. The explosion of a dying giant or supergiant star.
secchi disk
compaction
superposition
nova -- (Supernova)
35. The distance between two successive wave crests or troughs.
wave length
calving
ozone
Phanerozoic
36. A layer of sedimentary rock; plural is strata.
Mars
stratum
strip mining
asthenosphere
37. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
icecap
suspension
nuee ardente
resources
38. The weak or 'soft' zone in the upper mantle just below the lithosphere & involved in plate movement and isostatic adjustments. It lies 70 to 100 km below the surface and may extend to a depth of 400 km.
geology
moraine
asthenosphere
stratification
39. Living in water.
mid-ocean ridges
renewable resources
aquatic
zone of saturation
40. A process of erosion in which wind carries off particles of dust and sand.
drainage divide
prairie
deflation
fetch
41. Forms along a coast as wave erosion cuts through a headland.
fault
biogenic sediment
arch
lava dome
42. A steep or vertical cliff & either above or below sea level.
fissure eruption
wind farm
escarpment
reserves
43. Heat extracted from the Earth for use as an power source.
sand dune
seismoscope
icecap
geothermal energy
44. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
humus
meander
subtropical deserts
volcanic ash
45. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
global warming
inertia
fracture
snow line
46. The vertical distance between the crest and adjacent trough of a wave.
neptune
wave height
island arc
mesosphere
47. Occurs at the intersection of the water table with the ground surface.
atmosphere
calving
spring
asteroid
48. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
fissure eruption
continental slope
subtropical deserts
oceanic trench
49. Any seismic wave that travels through the body of Earth & rather than along its surface.
fold
Global Positioning System (GPS)
arid
body wave
50. A depression in the ground formed by the melting of a block of glacier ice buried or partially buried by drift.
ore deposit
archaean
shield volcano
kettle
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