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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. Named after the Roman god of the sea. It is the eighth planet from the Sun.
precipitation
neptune
epicenter
fissure eruption
2. A ridge of high water associated with a hurricane and which floods over the shore .
hot spot
volcano
storm surge
epoch
3. The generally dark & more or less stable part of the organic matter in a soil & so well decomposed that the original sources cannot be identified.
humus
reserves
ozone depletion
divergent boundary
4. An area in which a large number of windmills have been erected to generate electrical power.
seismic gap
wind farm
sextant
convection cell
5. Enormous & thick sheets of rock that are part of the Earth's upper mantle that move and adjoin each other along zones of seismic activity. Many tectonic plates extend underneath both continents and sea floor.
tectonic Plates
intensity
Pangea
barrier beaches
6. Property possessed by certain rocks of breaking with relative ease along parallel planes or nearly parallel surfaces in their crystal structures where the bonds are weakest.
cleavage
black smoker
meteoroid
magnitude
7. A pillar formed as a stalactite and stalagmite meet.
solstice
open pit mining
column
barrier beaches
8. The pattern of water circulation from the ocean to the atmosphere to the land and back to the ocean.
vesicle
continental crust
hydrologic cycle
greenhouse gases
9. An area in which a large number of windmills have been erected to generate electrical power.
wind farm
fossil
strip mining
salinity
10. The zone below the zone of aeration in which all pore spaces are filled with water.
chlorophyll
plate
zone of saturation
crust
11. Destruction of the ozone layer caused by the release of CFC's (chlorofluorocarbons) into the atmosphere which react chemically with ozone and break it down into different gases.
fringing reef
ozone depletion
secchi disk
discharge
12. The relationship between distances in the area being mapped and distances in the map itself.
glacier
decomposition (chemical weathering)
scale
groundtruthing
13. To change back and forth uncertainly.
El Nino
lava dome
fluctuate
water table
14. A mound or ridge of sediment deposited by a glacier.
scientific model
black hole
delta
moraine
15. The attractive force between two objects; its magnitude depends on their masses and the distance between them.
chlorophyll
gravity
exotic river
creep
16. The precipitation that runs directly off the surface to stream or body of standing water.
decomposition (chemical weathering)
basalt
star
runoff
17. The two days of the year on which the noon sun is directly overhead at either 23.5
divergent boundary
solstice
icecap
lithification
18. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
baseline study
pH
oal
drought
19. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
rock
precipitation
eclipse
region
20. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
Earth
plutonic
plate
basaltic
21. Weathering processes that are the result of chemical reactions. Example: the transformation of orthoclase to kaolinite.
ice shelf
pyroclastic
plate boundaries
decomposition (chemical weathering)
22. A device containing a free-swinging magnetic needle that is attracted to Earth's magnetic North Pole. Used to determine direction of travel.
compass
epoch
Venus
smelting
23. Refers to rock or sediments made up primarily of broken fragments of pre-existing rocks or minerals.
groundtruthing
base
sedimentary rock
clastic
24. Living parts of the environment that can renew or replace themselves.
chemical sedimentary rock
fossil
cementation
renewable resources
25. The solid innermost part of the core with a diameter of a little over 1 &200 km.
deposition
plutonic
hydrologic cycle
inner core
26. Sediment formed by chemical precipitation from water. Example: halite precipitated as the result of the evaporation of sea water.
Uranus
fossil
chemical sediment
compass
27. The precipitation that runs directly off the surface to stream or body of standing water.
aa
runoff
bedrock
gravity
28. Where one plate slides beneath another plate as the two are pushed together & a subduction zone.
Laurasia
convergent boundary
waterfall
aquatic
29. Surficial mining & in which the valuable rock is exposed by removal of overlying rock or soil.
biogenic sedimentary rock
open pit mining
viscosity
seismograph
30. The amount of dissolved salt in water.
humus
epicenter
Mars
salinity
31. The explosion of a dying giant or supergiant star.
terrestrial
seismoscope
nova -- (Supernova)
dust storm
32. A comet that passed Earth in 1997 and won't return to the inner solar system until the year 4377.
fissure eruption
Hale-Bopp
aquifer
basaltic
33. A reverse fault on which the dip angle of the fault plane is 15 degrees or less.
thrust fault
lava flood (plateau basalt)
kettle
basaltic
34. The transformation of a soil from a solid to a liquid state as the result of increased pore pressure.
beach
liquefaction
nova -- (Supernova)
secchi disk
35. Of or relating to or containing basalt & a dark & dense & extrusive rock that has a silica content of 40% to 50% and makes up most of the ocean floor.
flash flood
current speed
basaltic
renewable resources
36. Extending across a continent.
Continntal Drift Theory
transcontinental
ground moraine
Galileo
37. A type of thermal spring which ejects water intermittently with considerable force.
longitude
geyser
pyroclastic
scour
38. The symbol used on a map to indicate directions & both cardinal and ordinal.
compass Rose
chemical sediment
crystal
longitude
39. 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.
conserve
reservoir rock
precipitation
black smoker
40. An ingredient in a food or other substance that nourishes or promotes growth.
loess
lava dome
Mercury
nutrient
41. An instrument used to measure the speed of wind.
quarrying
wave trough
anemometer
triangulation
42. 1. A mass of sand & gravel & or alluvium deposited on the bed of a stream & sea & or lake & or at the mouth of a stream 2. A unit of pressure & approximately equal to atmospheric pressure at sea level.
bar
transform boundary
atlas
exotic river
43. A large amount of gas and dust in space & spread out in an immense volume.
Laurasia
nebula
nautical mile
acid
44. A molecule composed of three atoms of oxygen and mostly found in the stratosphere. Though beneficial in the upper atmosphere & at ground level & ozone is called photochemical smog & and is a respiratory irritant and considered a pollutant.
continental rise
island arc
ozone
stormwater runoff
45. An informal term to include all geologic time from the beginning of the Earth to the beginning of the Cambrian period 570 million years ago.
Precambrian
convection
suspended load
chlorofluorocarbons (CFC's)
46. Plutonic. Antonym of extrusive. Pertaining to igneous rocks or features formed by the emplacement of magma in pre-existing rocks.
intrusive
seismology
climate
latitude
47. A sedimentary rock made up of chemical sediments. Example: rock salt.
snow line
neptune
chemical sedimentary rock
rapids
48. The most recent eon of geologic time beginning 570 million years ago and continuing to the present.
disintegration (mechanical weathering)
convergent boundary
Phanerozoic
lava dome
49. Materials that are found in nature that are useful or necessary for people to live.
natural resources
glacier
luster
light-year
50. A deposit of partly decayed plant remains in a very wet environment; marsh or swamp deposit of plant remains containing more than 50 percent carbon.
peat
magnetic pole
zone of saturation
Andromeda
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