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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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.
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. 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.
renewable resources
conduction
Pelean eruption
continental slope
2. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
natural resources
creep
foliated
tidal delta
3. A large area with common features that set it apart from other areas.
region
escarpment
tectonic Plates
jetty
4. A lake of lava & usually basaltic & in a volcanic caldera.
lava lake
satellite
compass Rose
triangulation
5. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
chlorofluorocarbons (CFC's)
tide
calving
stormwater runoff
6. An aggregate of one or more minerals in varying proportions.
Copernicus & Nicholas
chlorofluorocarbons (CFC's)
isostatic change in sea level
rock
7. A wall built out from the shore & usually at perpendicular to it to trap sand carried by longshore currents .
groin
urban
magnetic pole
pothole
8. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
weathering
renewable resources
rift (graben)
siltation
9. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
cementation
atmosphere
escarpment
Earth
10. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.
mid-ocean ridges
pahoehoe
natural resources
Earth
11. In a stream & the volume of water passing through a channel in a given time.
Jupiter
granitic
discharge
suspension
12. Open pit mining & typically for coal.
strip mining
wave length
global warming
light-year
13. The process of one plate descending beneath another.
aa
ice shelf
subduction
igneous rock
14. Distance over which wave-forming winds blow.
fetch
coast
foreshock
sinkhole
15. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
weathering
Pillow Lava
climate
anemometer
16. Any accumulation of material & by settling from water or air & chemical precipitation & evaporation from solution & etc.
deposition
crevasse
isostasy
convection cell
17. In the geologic time scale a unit of time less than an era and greater than an epoch. Example: The Tertiary period was the earliest period in the Cenozoic era and included & among others & the Eocene epoch.
karst
abundant metal
period
drainage divide
18. The Earth's crust underlying the ocean basins which is formed at mid-oceanic ridges. It is typically 5 to 10 kilometers thick composed of basalt.
eclipse
geologic time scale
oceanic crust
continental rise
19. The outermost layer of the Earth & varying in thickness from about 10 kilometers (6 miles) below the oceans & to 65 kilometers (about 40 miles) below the continents; represents less than 1 percent of the Earth's volume.
reservoir rock
chlorofluorocarbons (CFC's)
crust
hydrologic cycle
20. A rock changed from its original form and/or composition by heat & pressure &shearing stress & or chemically active fluids & or some combination of them.
metamorphic rock
Pillow Lava
sod
drainage divide
21. Mercury is named after the Roman messenger of the gods. It is the closest to the Sun.
rockfall
Mercury
shoreline
abundant metal
22. The symbol used on a map to indicate directions & both cardinal and ordinal.
prairie
salinity
igneous rock
compass Rose
23. A flat & dry plain covered with short grass.
collisional Boundary
resources
steppe
drift
24. The process by which a binding & or cementing & agent is precipitated in spaces among individual particles of a deposit. Common cementing agents are calcite & quartz & and dolomite.
Pluto
stalactite
siltation
cementation
25. The arrangement of rock units in the proper chronological order from youngest to oldest.
geologic column
latitude
aa
volcanic ash
26. 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.
El Nino
reserves
seismic sea wave (tsunami)
moon
27. Verifying assessments made from satellite data by doing direct & 'on-the ground' measurements.
groundtruthing
continental crust
urban
convection
28. A narrow & elongate region in which one lithospheric plate descends relative to another.
subduction zone
glaciation
observator
drought
29. A disease-causing organism or entity & such as a bacterium or virus.
cinder cone
tidal delta
stratovolcano (composite volcano)
pathogen
30. An individual grain or constituent of a rock.
stalactite
clast
rainforest
core
31. A substance that produces negatively charged hydroxide ions ( OH- ) in water and reacts with acids to form salts.
base
swash and back wash
magnetic polarity
hardpan
32. 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.
landforms
till (unstratified drift)
caldera
soil
33. The way in which a rock or mineral breaks in random patterns rather than cleaving
seafloor spreading
pollutant
fracture
crater
34. A commonly used measure of earthquake magnitude & based on a logarithmic scale. Each integral step on the scale represents a tenfold increase in the extent of ground shaking & as recorded on a seismograph.
seismic gap
caldera
dust bowl
Richter scale
35. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
creep
liquefaction
solar system
seafloor spreading
36. Where two plates collide to form mountains.
collisional Boundary
mineral
body wave
calving
37. The effect of water and carbon dioxide absorbing outgoing infrared radiation & raising a system's temperature. The term is generally used with reference to the Earth's temperature & although it can also be applied to other systems & such as greenhous
Greenhouse Effect
soil
silicate
biogenic sediment
38. No identifiable layers of minerals in a rock sample
coast
nonfoliated
climate
petroleum
39. A Hawaiian term for a lava flow that has a rough & jagged surface.
lava lake
reef
luster
aa
40. Living parts of the environment that can renew or replace themselves.
hardness
neptune
suspension
renewable resources
41. Lava extruded beneath water characterized by pillow shapes.
greenhouse gases
spring
Pillow Lava
fossil
42. A region of high heat flow on the Earth's surface & thought to lie above a mantle plume .
tide
hot spot
sextant
escarpment
43. All of space and everything in it.
quarrying
igneous rock
satellite
universe
44. A group of stars that appear to make a pattern in the sky. The Big Dipper is a constellation.
comet
constellation
El Nino
geothermal energy
45. Deposits of wind-borne dust.
loess
asthenosphere
secchi disk
base
46. Flat land covered with tall grass and wildflowers.
prairie
Mars
foliated
thrust fault
47. A protective wall built offshore and usually parallel to the shore.
absolute time
escarpment
breakwater
ice shelf
48. The portion of the continental margin that lies between the abyssal plain and the continental slope. The continental rise is underlain by crustal rocks of the ocean basin.
subtropical deserts
steppe
continental rise
Copernicus & Nicholas
49. The current geologic era & which began 66.4 million years ago and continues to the present.
spring
Cenozoic
fault
p- wave (primary wave & compressional wave)
50. A geometrical form taken by a mineral & giving external expression to orderly internal atomic arrangement.
crystal
crater
floodplain
basaltic
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