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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. Formed when an organism is flattened (compressed) and a thin film of organic material from its body is left in the rock.
conduction
stratum
isostasy
compression fossil
2. The surface between the zone of saturation and the zone of aeration.
water table
compression fossil
disintegration (mechanical weathering)
shoreline
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 &
nautical mile
observator
Gondwana
casts
4. Weathering processes that are the result of chemical reactions. Example: the transformation of orthoclase to kaolinite.
Saturn
plate boundaries
magnetic polarity
decomposition (chemical weathering)
5. 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.
dust devil
lava
anemometer
s- wave (secondary wave & shear wave)
6. The persistence of wind-formed waves after wind ceases.
swells
cleavage
Richter scale
Prime Meridian
7. A region of high heat flow on the Earth's surface & thought to lie above a mantle plume .
renewable resources
arch
hot spot
crater
8. 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.
ozone
oxbow lake
sinkhole
galaxy
9. An eruption of lava that takes place from a fracture & usually without producing a cone.
region
strip mining
fissure eruption
drought
10. Living on land.
terrestrial
storm surge
geologic column
focus
11. That portion of the resources for a valuable mineral commodity that can be extracted from the Earth at a profit today.
fault
Proxima Centauri
outer core
reserves
12. A detailed mathematical description of the cause-and-effect relationships between events that can be used to predict or explain other such events.
stratum
water table
chemical sediment
scientific model
13. In a stream & the volume of water passing through a channel in a given time.
inertia
cinder cone
Proxima Centauri
discharge
14. The naturally occurring material from which a mineral or minerals of economic value can be extracted at a profit.
ore
sediment
dust storm
sedimentary rock
15. A tool for measuring the relative clarity of water.
rainforest
secchi disk
luster
siltation
16. Synonym of intrusive. Antonym of volcanic. Applies to igneous rocks formed beneath the surface of the Earth; typically with large crystals due to the slowness of cooling.
plutonic
arch
satellite
scour
17. A floating ice sheet extending across water from a land-based glacier.
ice shelf
Modified Mercalli Scale
Prime Meridian
wave height
18. The rock beneath the soil.
gravity
region
bedrock
base
19. The initial point within the Earth that ruptures in an earthquake & directly below the epicenter. The point within the Earth which is the center of an earthquake & at which strain energy is first released and converted to elastic wave energy.
scale
resources
Pangea
focus
20. The zone below the zone of aeration in which all pore spaces are filled with water.
seamount
zone of saturation
denudation
reef
21. A coral reef attached directly to the mainland.
bar
fringing reef
sand dune
cave
22. 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.
density
seismic sea wave (tsunami)
asthenosphere
density
23. 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.
Pluto
rockslide (rock avalanche)
Prime Meridian
magnetic pole
24. The geologic eon lying between the Archean and Phanerozoic eons & beginning about 2.5 billion years ago and ending about 0.57 billion years ago.
biogenic sedimentary rock
superposition
solar system
Proterozoic
25. He area from which a stream and its tributaries receives its water.
drainage basin
drought
pollutant
stratovolcano (composite volcano)
26. A dense & hot (sometimes incandescent) cloud of volcanic ash and gas produced in a Pelean eruption.
fissure eruption
nuee ardente
thrust fault
rapids
27. A lake in an abandoned meander.
oxbow lake
reef
luster
striations
28. A waste material that contaminates air & water & or soil.
black smoker
pollutant
constellation
sod
29. The process of one plate descending beneath another.
subduction
seismic gap
scale
lithosphere
30. A steep or vertical cliff & either above or below sea level.
reservoir rock
escarpment
wave height
Earth
31. A system that uses a constellation of 24 satellites & their ground stations & and individual GPS receivers to accurately locate points on Earth.
Global Positioning System (GPS)
fold
latitude
chlorofluorocarbons (CFC's)
32. The arrangement of rock units in the proper chronological order from youngest to oldest.
ice shelf
geologic column
lava lake
Copernicus & Nicholas
33. An area subject to dust storms & especially south central United States .
dust bowl
longitude
geology
fold
34. Deserts formed by blocking moisture-bearing winds with mountain barriers.
rain shadow deserts
ozone depletion
light-year
Jupiter
35. A rigid segment of the Earth's lithosphere that moves horizontally and adjoins other plates along zones of seismic activity. Plates may include portions of both continents and ocean basins.
prairie
snow line
Cenozoic
plate
36. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
weathering
viscosity
oxbow
renewable resources
37. A narrow strip of land along the margin of the ocean extending inland for a variable distance from low water mark.
cave
petroleum
coast
floodplain
38. An eon of geologic time extending from about 3.9 billion years to 2.5 billion years ago.
spring
erosion
archaean
loess
39. A cavity in a lava & formed by the entrapment of a gas bubble during solidification of the lava.
compaction
vesicle
intertidal zone
till (unstratified drift)
40. A giant structure that contains hundreds of billions of stars.
galaxy
Precambrian
Cenozoic
glacier
41. A group of islands; an expanse of water with scattered islands.
lahar
Pluto
archipelago
oceanic trench
42. The areas of & in & or constituting a city.
meander
urban
specific gravity
thrust fault
43. An era of geologic time lasting from 570 to 245 million years ago.
sand dune
Paleozoic
Andromeda
outcrop
44. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
tidal inlet
levees
plutonic
streak
45. Water beneath the Earth's surface.
epicenter
volcanic ash
ground water
oceanic crust
46. The explosion of a dying giant or supergiant star.
abundant metal
jetty
fjord
nova -- (Supernova)
47. The galaxy where Earth is located.
deflation
baseline study
nova -- (Supernova)
Milky Way
48. A major drainage divide separating the drainage to one ocean from another.
comet
jetty
continental divide
galaxy
49. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.
abyssal plain
gravity
rain shadow deserts
atmosphere
50. 1. A low & bowl-shaped area of land surrounded by higher lands. 2. any large depression in which sediments are deposited.
basin
continental divide
Mars
delta
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