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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. A floating ice sheet extending across water from a land-based glacier.
runoff
ice shelf
drought
eustatic change in sea level
2. An instrument that merely indicates the occurrence of an earthquake.
ablation
basalt
seismoscope
specific gravity
3. The science that deals with the study of the planet Earth--the materials of which it is made & the processes that act to change these materials from one form to another & and the history recorded by these materials; the forces acting to deform the ou
drainage basin
fissure eruption
foliated
geology
4. 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
continental rise
renewable resources
meteoroid
5. The point on the Earth's surface that is directly above the focus of an earthquake.
calving
cleavage
epicenter
volcanic ash
6. The seaward edge of coast between low tide and effective wave action.
shore
acid
archaean
waterfall
7. (Greek-Aphrodite)named after the Roman goddess of love. It is the planet closest in size to Earth and the second planted from the Sun.
global warming
till (unstratified drift)
Venus
fracture
8. No identifiable layers of minerals in a rock sample
crust
nonfoliated
humid
meander
9. Evidence in rock of the presence of past life & such as a dinosaur bone & an ancient clam shell & or the footprint of a long-extinct animal as well as life history artifacts.
longitude
fossil
glaciation
intrusive
10. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
epoch
Prime Meridian
rapids
runoff
11. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
drought
landforms
rockfall
reserves
12. A wall built out from the shore & usually at perpendicular to it to trap sand carried by longshore currents .
dust devil
arch
groin
groundtruthing
13. The most recent eon of geologic time beginning 570 million years ago and continuing to the present.
Phanerozoic
epicenter
mantle
calving
14. A post of dripstone growing up from a cave floor.
oal
ice sheet
water table
stalagmite
15. The prediction that climate will warm as a result of the addition to the atmosphere of humanly produced greenhouse gases.
habitat
elevation
period
global warming
16. A waste material that contaminates air & water & or soil.
beach
frost wedging
Uranus
pollutant
17. Pertaining to clastic material formed by volcanic explosion or aerial expulsion from a volcanic vent.
water table
bedrock
nutrient
pyroclastic
18. Elongated rises on the ocean floor where basalt periodically erupts & forming new oceanic crust.
atmosphere
mid-ocean ridges
magnetic equator
exotic river
19. As applied to glacier ice & the process by which ice below the snow line is wasted by evaporation and melting.
snow line
ablation
ground water
black smoker
20. Materials that are found in nature that are useful or necessary for people to live.
isostasy
natural resources
runoff
fetch
21. A ball of ice and dust & whose orbit is a long & narrow ellipse.
subduction zone
core
erosion
comet
22. Rock formed from the accumulation of sediment & Which may consist of fragments and mineral grains of varying sizes from pre-existing rocks & remains or products of animals and plants & the products of chemical action & or mixtures of these.
volcanic ash
moon
aa
sedimentary rock
23. A rock that has crystallized from a molten state.
clastic
isthmus
hydrologic cycle
igneous rock
24. Ratio between weight of given volume of material and weight of equal volume of pure water.
specific gravity
orogeny
lahar
intensity
25. 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.
period
acid
landforms
discharge
26. A person who makes maps.
cartographer
rockslide (rock avalanche)
divergent boundary
hydrologic cycle
27. A minor tremor that precedes an earthquake. An increase in seismicity may signal that a major release of strain energy is about to occur.
luster
drainage divide
continent
foreshock
28. A term applied to large areas of basaltic lava presumably extruded from fissures.
universe
lava flood (plateau basalt)
channelization
greenhouse gases
29. The resistance of a mineral to scratching & as measured by the Mohs scale.
dust devil
wind farm
reserves
hardness
30. A type of thermal spring which ejects water intermittently with considerable force.
creep
geyser
abyssal plain
marine Chronometer
31. A general term for a relatively hard layer of soil at or just below the ground surface & cemented by silica & iron oxide & calcium carbonate & or organic matter.
hardpan
geologic column
continental slope
nebula
32. A tool for measuring the relative clarity of water.
plutonic
kettle
Pluto
secchi disk
33. A comet that passed Earth in 1997 and won't return to the inner solar system until the year 4377.
Hale-Bopp
groundtruthing
triangulation
sedimentary rock
34. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.
denudation
oal
abyssal plain
atlas
35. Objects revolving around the sun that are too small and too numerous to be considered planets.
volcanic ash
isostasy
asteroid
divergent boundary
36. A building that contains one or more telescopes.
s- wave (secondary wave & shear wave)
viscosity
collisional Boundary
observator
37. The concept of a sequence of events involving the formation & alteration & destruction and reformation of rocks as a result of geologic processes.
tectonic Plates
atlas
rock cycle
fault
38. A river that is able to maintain its flow through a desert because of water received from outside the desert.
lava dome
biogenic sedimentary rock
jetty
exotic river
39. Lies half way between the north and south magnetic poles.
magnetic equator
humid
barrier reef
chlorophyll
40. The remains of an extremely massive star pulled into a small volume by the force of gravity.
inertia
Pillow Lava
crevasse
black hole
41. The remains of an extremely massive star pulled into a small volume by the force of gravity.
column
black hole
desertification
specific gravity
42. A narrow strip of land that has water on either side and connects two larger bodies of water.
terrestrial
acid
continental rise
isthmus
43. The presence of layers in some rocks caused by parallel alignment of minerals.
core
foliated
foreshock
karst
44. The formation & advance and retreat of glaciers and the results of these activities.
glaciation
Earth
ore
precipitation
45. The process of removing metal from ore.
black smoker
smelting
column
plate
46. Imaginary lines on a map or globe that measure distance in degrees north or south of the equator. Latitude lines extend horizontally & from east to west on a globe.
stalactite
pathogen
Pelean eruption
latitude
47. A low & nearly flat accumulation of sediment deposited at the mouth of a river or stream & commonly triangular or fan-shaped.
biogenic sediment
galaxy
zone of aeration
delta
48. A worldwide change in sea level & such as caused by melting glaciers.
eustatic change in sea level
dust devil
stalactite
core
49. The part of the crust that directly underlies the continents and continental shelves. Averages about 35 km in thickness & but may be over 70 km thick under largest mountain ranges.
lithosphere
continental crust
isthmus
barrier beaches
50. Either the northern or southern half of the Earth as divided by the equator & or the eastern or western half as divided by a meridian.
mid-ocean ridges
flood
delta
hemisphere
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