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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. The area immediately below the ground surface within which pore spaces are partially filled with water and partially filled with air.
resources
zone of aeration
transcontinental
compression fossil
2. A volcanic mountain on the seafloor. If flat-topped & it is a guyot.
lahar
icecap
seamount
rapids
3. A hole or basin cut into bedrock of a stream by the abrasive action of pebbles and sand swirled by turbulent stream flow.
pothole
Phanerozoic
bedrock
rift (graben)
4. The amount of dissolved salt in water.
ozone
salinity
water clarity
El Nino
5. The process by which an unconsolidated deposit of sediments is converted in to solid rock.
divergent boundary
focus
meander
lithification
6. A zone in the Earth between 400 and 670 km below the surface separating the upper mantle from the lower mantle.
seismology
mesosphere
pyroclastic
continental divide
7. Any seismic wave that travels through the body of Earth & rather than along its surface.
body wave
period
epoch
Greenhouse Effect
8. Heat transport by moving particles & and the thermal energy that they carry & to a new location.
continent
convection
casts
seismology
9. Iron & aluminum & magnesium & manganese & and titanium. Ores of the abundant metals only need to be 3 - 5 times as metal-rich as average rock.
Copernicus & Nicholas
abundant metal
crevasse
wave length
10. A building that contains one or more telescopes.
observator
igneous rock
continental shelf
shield volcano
11. An earthquake that follows and has its epicenter near a larger earthquake.
stratovolcano (composite volcano)
plutonic
metamorphic rock
aftershock
12. The area bordering a stream over which water spreads when the stream tops its channel banks.
sand dune
floodplain
wave crest
primary productivity
13. A soft compact calcite & CaCO3 & with varying amounts of silica & quartz & feldspar & or other mineral impurities & generally gray-white or yellow-white and derived chiefly from fossil seashells.
plate boundaries
igneous rock
chalk
ore deposit
14. The innermost zone of Earth. It consists of two parts & an outer liquid section and an inner solid section & both chiefly of iron and nickel with about 10 percent lighter elements. It is surrounded by the mantle.
wave height
stratification
core
hydrologic cycle
15. A roughly circular reef with an occasional small & low & coral sand island surrounding a shallow lagoon.
atoll
latitude
chlorofluorocarbons (CFC's)
Mesozoic
16. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
pollutant
sedimentary rock
disintegration (mechanical weathering)
streak
17. A worldwide change in sea level & such as caused by melting glaciers.
eustatic change in sea level
period
Continntal Drift Theory
rift (graben)
18. A hot & gaseous & self-luminous celestial body & as the Sun.
zone of leaching
star
fluctuate
compass
19. Plutonic. Antonym of extrusive. Pertaining to igneous rocks or features formed by the emplacement of magma in pre-existing rocks.
intrusive
boundary
tectonic Plates
epicenter
20. 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.
chemical sediment
Laurasia
ground moraine
plate
21. 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.
axis
aquifer
asthenosphere
ablation
22. Surficial mining & in which the valuable rock is exposed by removal of overlying rock or soil.
inertia
open pit mining
aquatic
clastic
23. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
volcanic ash
continental shelf
trench
Continntal Drift Theory
24. A measure of acidity.
thermal spring
compass
absolute time
pH
25. The presence of layers in some rocks caused by parallel alignment of minerals.
boundary
seismology
telescope
foliated
26. The height of a place above sea level.
steppe
elevation
sand dune
tidal inlet
27. 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
hydrologic cycle
ozone layer
Greenhouse Effect
swells
28. A sharp bend & loop or turn in a stream's course. When abandoned & it is called a meander scar or an oxbow.
meander
Sun
striations
Pluto
29. Heat transport by direct transfer of energy from one particle to another & without moving the particle to a new location.
clast
conduction
foliated
weathering
30. The way in which a rock or mineral breaks in random patterns rather than cleaving
lithosphere
fracture
mantle
observator
31. A type of disintegration in which jointed rock is forced apart by the expansion of water as it freezes in fractures.
elevation
igneous rock
frost wedging
superposition
32. Any accumulation of material & by settling from water or air & chemical precipitation & evaporation from solution & etc.
era
deposition
natural resources
oceanic crust
33. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
foreshock
oxbow lake
sandstorm
ice sheet
34. The attractive force between two objects; its magnitude depends on their masses and the distance between them.
you-shaped valley
deflation
gravity
groin
35. An area of land that delivers runoff water & sediment & and dissolved substances to surface water bodies & such as rivers or lakes. All watersheds consist of boundaries & a basin and collection areas.
cone of depression
watershed
transform boundary
continental shelf
36. The amount of dissolved salt in water.
salinity
Gondwana
shoreline
crater
37. A general term including both oil and natural gas.
petroleum
storm surge
kettle
outer core
38. Glacial deposits laid down directly by glaciers or laid down in lakes & ocean & or streams as result of glacial activity.
tell
convergent boundary
drift
pathogen
39. The point on the Earth's surface directly above the focus of an earthquake.
particulate air pollution
epicenter
reef
watershed
40. The elevation at which snow persists throughout the year.
renewable resources
continental slope
current speed
snow line
41. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
biogenic sedimentary rock
zone of aeration
magma
anemometer
42. The symbol used on a map to indicate directions & both cardinal and ordinal.
solar system
compass Rose
observator
mineral
43. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
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183
44. A post of dripstone growing up from a cave floor.
stalagmite
wave crest
subduction zone
meteoroid
45. A thickened elevated region of Earth's crust that is mainly (but not entirely) above sea level.
epicenter
erosion
continent
secchi disk
46. The process of one plate descending beneath another.
Pluto
subduction
current speed
sod
47. Forms along a coast as wave erosion cuts through a headland.
ablation
chalk
arch
Earth
48. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
lava flood (plateau basalt)
magnetic pole
cone of depression
creep
49. 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.
soil
plate tectonics
inner core
zone of saturation
50. A naturally occurring inorganic solid that has a well-defined chemical composition and in which atoms are arranged in an ordered fashion.
dust devil
drought
global warming
mineral
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