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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. Any natural concentration of a valuable material in the Earth's crust & whether that material can be extracted profitably or not.
core
mineral deposit
isostatic change in sea level
dust bowl
2. The height of a place above sea level.
constellation
elevation
lithosphere
sand dune
3. 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.
Uniformitarianism
ozone
plate tectonics
moraine
4. Objects revolving around the sun that are too small and too numerous to be considered planets.
asteroid
Uranus
scale
intertidal zone
5. 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.
flood
hardpan
crater
seismic gap
6. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
orogeny
Paleozoic
siltation
acid rain
7. 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.
Greenhouse Effect
sand dune
era
surf
8. The zone below the zone of aeration in which all pore spaces are filled with water.
swash and back wash
zone of saturation
frost wedging
seismograph
9. A flood that rises and falls very rapidly.
lava dome
meteoroid
flash flood
habitat
10. The two days of the year on which neither hemisphere is tilted toward or away from the sun.
equinox
stormwater runoff
magma
thrust fault
11. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.
core
pahoehoe
renewable resources
biogenic sedimentary rock
12. A system that uses a constellation of 24 satellites & their ground stations & and individual GPS receivers to accurately locate points on Earth.
particulate air pollution
Global Positioning System (GPS)
inner core
Galileo
13. Any solid material that has settled out of a state of suspension in liquid.
nebula
bedrock
erratic
sediment
14. The processes (mechanical and chemical) responsible for the wearing away & loosening & and dissolving of materials of the Earth's crust.
erosion
Laurasia
wind farm
tidal delta
15. The very small particles of dirt & soot & and other pollutants that are present in the air.
particulate air pollution
hardness
fjord
magnetic pole
16. A general term including both oil and natural gas.
transform boundary
legend
ablation
petroleum
17. All of space and everything in it.
universe
Pangea
epoch
deposition
18. Living in water.
archaean
aquatic
asthenosphere
scour
19. Lies half way between the north and south magnetic poles.
escarpment
magnetic equator
conduction
isthmus
20. The region of a shore that is covered at high tide and exposed at low tide.
drought
intertidal zone
ecosystem
groove
21. Forms along a coast as wave erosion cuts through a headland.
frost wedging
atmosphere
arch
galaxy
22. A commonly used scale of earthquake intensity.
Jupiter
salinization
mineral deposit
Modified Mercalli Scale
23. A sea wave produced by any large-scale & short duration disturbance on the seafloor & commonly a shallow submarine earthquake but possibly also a submarine slide or volcanic eruption.
deflation
seismic sea wave (tsunami)
watershed
Hadean
24. A blanket of wind-driven sand with an upper surface about a meter above ground level.
shore
sandstorm
fault
nautical mile
25. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
aa
aquatic
ice sheet
current speed
26. A flood that rises and falls very rapidly.
intensity
moon
flash flood
Greenhouse Effect
27. The processes (mechanical and chemical) responsible for the wearing away & loosening & and dissolving of materials of the Earth's crust.
erosion
constellation
geology
loess
28. The closest star to Earth besides the sun. It is approximately 4 light years away.
suspension
abyssal plain
Proxima Centauri
metamorphic rock
29. A system involving continuous interaction of the solid Earth & the atmosphere & the oceans and living things.
Earth system
tectonic Plates
petroleum
epoch
30. The rock beneath the soil.
groin
continental divide
bedrock
fault
31. An aggregate of one or more minerals in varying proportions.
greenhouse gases
continental slope
El Nino
rock
32. An instrument that detects & magnifies & and records vibrations of the Earth & especially earthquakes.
secchi disk
sandstorm
coast
seismograph
33. The distance between two successive wave crests or troughs.
wave length
glacier
striations
fracture
34. The uprush of a wave onto the beach followed by the return flow of the water down the beach slope in the intervals between waves.
swash and back wash
spring
base
chemical sediment
35. Highly mafic igneous volcanic rock & typically fine-grained and dark in color; rough volcanic equivalent of gabbro. Basalt is the most abundant volcanic rock in the Earth's crust.
basalt
erosion
geothermal energy
galaxy
36. 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'.
you-shaped valley
smelting
plate boundaries
oceanic crust
37. Any accumulation of material & by settling from water or air & chemical precipitation & evaporation from solution & etc.
subduction zone
deposition
aquatic
rain shadow deserts
38. Iron & aluminum & magnesium & manganese & and titanium. Ores of the abundant metals only need to be 3 - 5 times as metal-rich as average rock.
Pelean eruption
Richter scale
abundant metal
ground water
39. A large amount of gas and dust in space & spread out in an immense volume.
precipitation
nebula
smelting
delta
40. A steep or vertical cliff & either above or below sea level.
rain shadow deserts
eustatic change in sea level
scale
escarpment
41. 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.
sedimentary rock
island arc
body wave
Saturn
42. Water beneath the Earth's surface.
rockfall
ground water
crust
prairie
43. A flat & dry plain covered with short grass.
geology
steppe
rift (graben)
vesicle
44. A unit of length used in sea navigation based on the length of 1 minute of arc on a great circle. On Earth & 1 minute of latitude.
seismoscope
erratic
pH
nautical mile
45. An eon of geologic time extending from about 3.9 billion years to 2.5 billion years ago.
Greenhouse Effect
archaean
stalagmite
terrestrial
46. The process of one plate descending beneath another.
subduction
nuee ardente
igneous rock
constellation
47. The primary division of geologic time which are & from oldest to youngest & the Hadean & Archean & Proterozoic & and Phanerozoic eons.
eon
period
Pelean eruption
stratification
48. Verifying assessments made from satellite data by doing direct & 'on-the ground' measurements.
marine Chronometer
current speed
gravity
groundtruthing
49. A plate boundary in which plates on opposite sides of the boundary move past each other in opposite directions. The San Andreas fault of California is a good example.
reserves
smelting
transform boundary
collisional Boundary
50. Deserts formed by blocking moisture-bearing winds with mountain barriers.
rain shadow deserts
nuee ardente
habitat
seamount