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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 precipitation that runs directly off the surface to stream or body of standing water.
runoff
subduction zone
region
pollutant
2. 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
hot spot
Prime Meridian
reservoir rock
acid rain
3. To preserve & or to avoid wasteful use.
fold and thrust mountains
Milky Way
conserve
latitude
4. 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.
subduction zone
pollutant
hemisphere
chalk
5. An abandoned meander .
barrier beaches
swells
oxbow
groundtruthing
6. 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.
flood
water table
period
continental slope
7. Uranus is named after the Roman god of the sky. It is the seventh planet from the Sun.
Uranus
mineral
metamorphic rock
convection
8. Similar to a groin but built to keep sand out of a harbor entrance.
jetty
legend
black hole
oal
9. A depression in the ground formed by the melting of a block of glacier ice buried or partially buried by drift.
constellation
Milky Way
ore deposit
kettle
10. The primary division of geologic time which are & from oldest to youngest & the Hadean & Archean & Proterozoic & and Phanerozoic eons.
ground moraine
eon
cartographer
fissure eruption
11. A curved belt of volcanic islands lying above a subduction zone.
shield volcano
foliated
pH
island arc
12. 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.
meteoroid
hardpan
isostatic change in sea level
geology
13. The closest galaxy to the Milky way. It is approximately 2 million light-years away.
basalt
seastack
Andromeda
hemisphere
14. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.
solstice
pahoehoe
rainforest
moon
15. Sediments produced directly by the life processes of plants or animals.
cone of depression
zone of aeration
biogenic sediment
exotic river
16. A supercontinent that existed from the the end of the Permian to the Jurassic & 300 to 200 million years ago & assembled from large continents like Euramerica & Gondwana & and Siberia & as well as smaller landmasses like the Cathaysian and Cimmerian
magnetic equator
hydrologic cycle
plate
Pangea
17. A statement of relative age in layered rocks: In a series of sedimentary rocks that has not been overturned & the topmost layer is always the youngest and the bottommost layer is always the oldest.
rock
Laurasia
superposition
fold and thrust mountains
18. An instrument that detects & magnifies & and records vibrations of the Earth & especially earthquakes.
seismograph
striations
particulate air pollution
urban
19. Bent rock strata.
continental divide
spring
habitat
fold
20. Temporary accumulations of sediments that collect between low and high water marks.
seismic gap
beach
black smoker
latitude
21. The method of locating an epicenter by determining how far it lies from three widely separated seismographs.
breakwater
ablation
triangulation
aa
22. A protective wall built offshore and usually parallel to the shore.
breakwater
clast
icecap
glaciation
23. An eon of geologic time extending from about 3.9 billion years to 2.5 billion years ago.
geothermal energy
archaean
petroleum
particulate air pollution
24. Sediment formed by chemical precipitation from water. Example: halite precipitated as the result of the evaporation of sea water.
archaean
eclipse
chemical sediment
convergent boundary
25. Pertaining to clastic material formed by volcanic explosion or aerial expulsion from a volcanic vent.
drought
chalk
pyroclastic
orogeny
26. Pluto is named after the Roman god of the Underworld. No longer considered a planet.
habitat
groin
trench
Pluto
27. Shapes & like mountains or hills that make up the Earth's surface.
basin
landforms
boundary
lithification
28. A worldwide change in sea level & such as caused by melting glaciers.
longitude
eustatic change in sea level
discharge
dust bowl
29. A seismic body wave that involves particle motion & alternating compression and expansion & in the direction of wave propagation. It is the fastest seismic wave. compare S-wave .
arid
p- wave (primary wave & compressional wave)
scale
stalactite
30. A post of dripstone growing up from a cave floor.
caldera
exotic river
body wave
stalagmite
31. 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
nuee ardente
Proxima Centauri
era
32. The area bordering a stream over which water spreads when the stream tops its channel banks.
swells
rainforest
sextant
floodplain
33. A Hawaiian term for a basaltic lava flow with a smooth & or ropy surface.
zone of aeration
atmosphere
pahoehoe
isostasy
34. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
strip mining
flood
magma
rapids
35. The very slow & generally continuous downslope movement of soil and debris under the influence of gravity.
creep
nutrient
dust bowl
terrestrial
36. A steep or vertical cliff & either above or below sea level.
escarpment
magnetic polarity
moon
constellation
37. Lies half way between the north and south magnetic poles.
barrier beaches
stalagmite
compass
magnetic equator
38. The Earth's crust underlying the ocean basins which is formed at mid-oceanic ridges. It is typically 5 to 10 kilometers thick composed of basalt.
comet
greenhouse gases
oceanic crust
secchi disk
39. An earthquake that follows and has its epicenter near a larger earthquake.
frost wedging
equator
aftershock
delta
40. The naturally occurring material from which a mineral or minerals of economic value can be extracted at a profit.
exotic river
dust devil
El Nino
ore
41. The explosion of a dying giant or supergiant star.
nova -- (Supernova)
crater
current speed
deflation
42. The reflection of light on a given mineral's surface & classified by intensity and quality.
floodplain
geyser
gravity
luster
43. Any of various minerals prized for beauty & durability & and rarity. A few noncrystalline materials of organic origin (e.g. & pearl & red coral & and amber) also are classified as gemstones.
salinization
gemstone
watershed
sandstorm
44. The two days of the year on which neither hemisphere is tilted toward or away from the sun.
basalt
zone of saturation
boundary
equinox
45. 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
pollutant
light-year
silicate
46. Deep steep-sided depression in the ocean floor caused by the subduction of oceanic crust beneath either other oceanic crust or continental crust.
continental shelf
El Nino
continental rise
oceanic trench
47. The vertical distance between the crest and adjacent trough of a wave.
cone of depression
wave height
rift (graben)
geologic column
48. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.
storm surge
transcontinental
stratum
abyssal plain
49. The pattern of water circulation from the ocean to the atmosphere to the land and back to the ocean.
cartographer
pollutant
hydrologic cycle
volcanic ash
50. The closest star to Earth besides the sun. It is approximately 4 light years away.
convection
seafloor spreading
glaciation
Proxima Centauri