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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 internal resistance to flow in a liquid.
fringing reef
barrier reef
stratum
viscosity
2. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
subduction
streak
Richter scale
calving
3. A community of plants and/or animals and its physical environment & regarded as a unit.
biogenic sediment
ecosystem
Uniformitarianism
density
4. (Latin- Sol & Greek- Helios)the closest star to Earth. It is a giant ball of gas without any solid surface.
seamount
reserves
Sun
foliated
5. Geologic time expressed in years before the present.
stalactite
absolute time
peat
equinox
6. A sedimentary rock composed of combustible matter derived from the partial decomposition of plant material.
storm surge
Laurasia
igneous rock
oal
7. The accumulation of material in layers or beds.
epicenter
stratification
region
core
8. To change back and forth uncertainly.
crust
drainage basin
stalactite
fluctuate
9. A large & basin-shaped volcanic depression & more or less circular in form. Typically steep-sided & found at the summit of a shield volcano.
lithosphere
caldera
weathering
tidal inlet
10. 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.
eon
atlas
salinity
plutonic
11. The persistence of wind-formed waves after wind ceases.
shoreline
bar
pahoehoe
swells
12. A process of erosion in which wind carries off particles of dust and sand.
deflation
arid
universe
eon
13. Distance over which wave-forming winds blow.
igneous rock
fetch
pH
groundtruthing
14. Mountains & characterized by extensive folding and thrust faulting & that form at convergent plate boundaries on continents.
absolute time
Uniformitarianism
fold and thrust mountains
aquatic
15. 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
subduction zone
base
mid-ocean ridges
16. Extending across a continent.
Pelean eruption
atoll
transcontinental
aa
17. The top of a wave.
Hadean
wave crest
acid rain
ablation
18. The closest galaxy to the Milky way. It is approximately 2 million light-years away.
flood
density
Andromeda
liquefaction
19. That portion of the Earth below the crust and reaching to about 2 &780 km & where a transition zone of about 100 km thickness separates it from the core.
acid
ozone depletion
mantle
abundant metal
20. The line separating land and water.
fossil
nova -- (Supernova)
shoreline
you-shaped valley
21. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
metamorphic rock
lava flood (plateau basalt)
precipitation
trench
22. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
inertia
atlas
rain shadow deserts
gemstone
23. Shapes & like mountains or hills that make up the Earth's surface.
landforms
cartographer
global warming
abyssal plain
24. A substance that produces negatively charged hydroxide ions ( OH- ) in water and reacts with acids to form salts.
Hale-Bopp
silicate
isostasy
base
25. (Latin- Sol & Greek- Helios)the closest star to Earth. It is a giant ball of gas without any solid surface.
magnetic pole
Sun
Hale-Bopp
till (unstratified drift)
26. 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
Cenozoic
granitic
Precambrian
scale
27. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
pothole
rapids
collisional Boundary
black hole
28. A mound or ridge of sediment deposited by a glacier.
moraine
divergent boundary
spring
pyroclastic
29. A valley carved by glacier erosion and whose cross-valley profile has steep sides and a nearly flat floor & suggestive of a large letter 'you'.
metamorphic rock
biogenic sedimentary rock
hot spot
you-shaped valley
30. A rock changed from its original form and/or composition by heat & pressure &shearing stress & or chemically active fluids & or some combination of them.
light-year
lithification
metamorphic rock
wind farm
31. Living in water.
conduction
discharge
aquatic
atlas
32. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
denudation
Mars
creep
isostatic change in sea level
33. The surface between the zone of saturation and the zone of aeration.
continental rise
water table
till (unstratified drift)
denudation
34. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
tide
moon
archaean
telescope
35. Containing moisture.
Precambrian
humid
comet
cleavage
36. No identifiable layers of minerals in a rock sample
floodplain
meander
nonfoliated
discharge
37. Long narrow beaches separated in many places from the mainland by lagoons.
plate boundaries
barrier beaches
watershed
extrusive
38. A division of geologic time next smaller than the eon and larger than a period. Example: The Paleozoic era is in the Phanerozoic eon and includes & among others & the Devonian period.
aquatic
era
striations
wave crest
39. 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.
seastack
cementation
swells
cave
40. Fossils formed when water containing minerals leaks into a mold. The minerals harden to form a copy of the original structure or organism.
siltation
core
casts
atoll
41. The amount of dissolved salt in water.
seamount
salinity
tide
creep
42. The explosion of a dying giant or supergiant star.
snow line
nova -- (Supernova)
mantle
channelization
43. The great circle on the Earth's surface passing through The North and South Poles & which is considered 0 degrees longitude. The prime meridian passes through Greenwich & England & and is used as a reference point for measuring longitude east and w
geologic time scale
hot spot
Prime Meridian
Hale-Bopp
44. A lake in an abandoned meander.
shore
terrestrial
oxbow lake
resources
45. All of space and everything in it.
natural resources
universe
boundary
tide
46. 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
granitic
rockslide (rock avalanche)
wave trough
scientific model
47. 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.
levees
Earth system
axis
chemical sediment
48. A mass of ice & formed by the recrystallization of snow & that flows forward & or has flowed at some time in the past.
glacier
sinkhole
salinity
lithification
49. The speed at which water flows.
current speed
subduction
drainage divide
epicenter
50. An abandoned meander .
era
levees
urban
oxbow