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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. Igneous. Antonym of intrusive. Synonym of volcanic. Pertaining to igneous rocks or features formed from lava released on the Earth's surface.
foliated
extrusive
pathogen
snow line
2. The process of one plate descending beneath another.
eon
subduction
island arc
boundary
3. A building that contains one or more telescopes.
oxbow lake
boundary
smelting
observator
4. A measure of the size of an earthquake in terms of the damage it causes.
continent
equator
epicenter
intensity
5. To wash or scrub away.
triangulation
scour
magnetic equator
atoll
6. Verifying assessments made from satellite data by doing direct & 'on-the ground' measurements.
orogeny
groundtruthing
plate tectonics
Andromeda
7. A guide to reading a map that typically contains distance scales & arrows indicating direction & and/or explanations of symbols used.
Precambrian
legend
era
oceanic trench
8. He area from which a stream and its tributaries receives its water.
epicenter
Richter scale
sand dune
drainage basin
9. A volcanic mountain on the seafloor. If flat-topped & it is a guyot.
plate boundaries
stalagmite
seamount
chlorofluorocarbons (CFC's)
10. An icicle-shaped accumulation of dripstone hanging from cave roof.
stalactite
longitude
plate tectonics
collisional Boundary
11. Applies to igneous rocks that cool on the surface of the Earth & including beneath water; typically with small crystals due to the rapidity of cooling. Synonym of extrusive. Antonym of plutonic.
telescope
coast
volcanic
sedimentary rock
12. A famous scientist who proposed that the Sun was the center of the solar system not the Earth. (Heliocentrism)
hemisphere
Copernicus & Nicholas
ore deposit
rapids
13. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
creep
aftershock
sinkhole
subduction
14. The closest star to Earth besides the sun. It is approximately 4 light years away.
rockslide (rock avalanche)
open pit mining
Proxima Centauri
hot spot
15. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
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16. Glacial deposits laid down directly by glaciers or laid down in lakes & ocean & or streams as result of glacial activity.
island arc
permafrost
drift
mesosphere
17. The accumulation of material in layers or beds.
stratification
outer core
loess
Mars
18. Any accumulation of material & by settling from water or air & chemical precipitation & evaporation from solution & etc.
deposition
intertidal zone
clastic
secchi disk
19. A measure of the strength of an earthquake based on the amount of movement recorded by a seismograph . compare Richter scale.
magnitude
renewable resources
outcrop
creep
20. A lake in an abandoned meander.
oxbow lake
granitic
steppe
basalt
21. The perpendicular or very steep descent of a stream.
salinity
triangulation
waterfall
continental shelf
22. A commonly used scale of earthquake intensity.
satellite
eustatic change in sea level
seamount
Modified Mercalli Scale
23. A sedimentary rock composed of combustible matter derived from the partial decomposition of plant material.
continental crust
oal
shoreline
zone of leaching
24. Objects revolving around the sun that are too small and too numerous to be considered planets.
asteroid
streak
mantle
continental divide
25. A hole or basin cut into bedrock of a stream by the abrasive action of pebbles and sand swirled by turbulent stream flow.
outer core
absolute time
acid
pothole
26. 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.
foliated
chalk
groin
tidal inlet
27. 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.
asthenosphere
escarpment
frost wedging
discharge
28. The dust-sized & sharp-edged & glassy particles resulting from an explosive volcanic eruption.
volcanic ash
mineral
cartographer
Copernicus & Nicholas
29. The arrangement of rock units in the proper chronological order from youngest to oldest.
chlorophyll
natural resources
storm surge
geologic column
30. The green pigment in the cells of many plants that enables them to use sunlight to convert carbon dioxide and water into carbohydrates in the process called photosynthesis.
telescope
calving
extrusive
chlorophyll
31. Heat extracted from the Earth for use as an power source.
magnitude
seismograph
luster
geothermal energy
32. Deposits of wind-borne dust.
zone of aeration
loess
divergent boundary
isostasy
33. A sea level change due to change in load on Earth's crust.
archaean
fringing reef
equinox
isostatic change in sea level
34. Mountains & characterized by extensive folding and thrust faulting & that form at convergent plate boundaries on continents.
inertia
magnetic polarity
fold and thrust mountains
legend
35. A type of disintegration in which jointed rock is forced apart by the expansion of water as it freezes in fractures.
frost wedging
liquefaction
isthmus
continent
36. Flat land covered with tall grass and wildflowers.
reserves
bar
prairie
mesosphere
37. A coral reef attached directly to the mainland.
fringing reef
Milky Way
eon
Andromeda
38. Open pit mining & typically for coal.
tidal delta
prairie
strip mining
hydrologic cycle
39. 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.
Jupiter
aquatic
peat
mantle
40. 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.
magma
tectonic Plates
cave
primary productivity
41. 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.
elevation
rain shadow deserts
asthenosphere
convergent boundary
42. A wall built out from the shore & usually at perpendicular to it to trap sand carried by longshore currents .
groin
oceanic trench
ecosystem
caldera
43. A natural depression in the surface of the land caused by the collapse of the roof of a cavern or subterranean passage & generally occurring in limestone regions.
barrier beaches
Gondwana
sinkhole
atlas
44. That portion of the resources for a valuable mineral commodity that can be extracted from the Earth at a profit today.
biogenic sedimentary rock
reserves
suspension
discharge
45. An aggregate of one or more minerals in varying proportions.
basin
Cenozoic
rock
epoch
46. A broad & deep & generally straight furrow carved in bed rock by the abrasive action of debris embedded in a moving glacier. Larger and deeper than a glacial striation.
groove
oxbow
fossil
foreshock
47. A minor tremor that precedes an earthquake. An increase in seismicity may signal that a major release of strain energy is about to occur.
continental slope
basalt
scientific model
foreshock
48. The distance light travels through a vacuum in one year.
arid
zone of leaching
Venus
light-year
49. An individual grain or constituent of a rock.
rock
clast
shore
Milky Way
50. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
Proxima Centauri
black smoker
metamorphic rock
rapids