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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. A volcano that is composed of alternating layers of lava and pyroclastic material & along with abundant dikes and sills. Viscous & intermediate lava may flow from a central vent. Example: Mt. Fuji in Japan.
mineral deposit
subtropical deserts
fault
stratovolcano (composite volcano)
2. The areas of & in & or constituting a city.
groundtruthing
urban
deflation
subduction
3. Temporary accumulations of sediments that collect between low and high water marks.
beach
s- wave (secondary wave & shear wave)
resources
fold
4. 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.
you-shaped valley
gemstone
hemisphere
Uranus
5. A type of thermal spring which ejects water intermittently with considerable force.
fetch
Uniformitarianism
beach
geyser
6. A stone or boulder & glacially transported from place of origin and left in an area of different bedrock composition.
creep
seamount
Cenozoic
erratic
7. As applied to glacier ice & the process by which ice below the snow line is wasted by evaporation and melting.
nebula
ablation
aquifer
waterfall
8. An earthquake that follows and has its epicenter near a larger earthquake.
anemometer
striations
fold
aftershock
9. The height of a place above sea level.
flash flood
acid
elevation
icecap
10. Sediment formed by chemical precipitation from water. Example: halite precipitated as the result of the evaporation of sea water.
chemical sediment
Pluto
black smoker
chalk
11. (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.
Pillow Lava
lava
groin
Venus
12. 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.
climate
granitic
seismograph
hemisphere
13. Any seismic wave that travels through the body of Earth & rather than along its surface.
chemical sediment
Pangea
body wave
Proterozoic
14. The principle that states the processes operating to change the Earth in the present also operated in the past.
salinization
stormwater runoff
scientific model
Uniformitarianism
15. 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.
ozone layer
humus
drought
p- wave (primary wave & compressional wave)
16. Bent rock strata.
scour
fold
silicate
spring
17. A process by which salts accumulate in soil.
salinization
magnetic pole
pathogen
fissure eruption
18. Banks of sand and silt along stream bank built by deposition in small increments during successive floods.
compass Rose
levees
geyser
cinder cone
19. 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.
p- wave (primary wave & compressional wave)
black smoker
desertification
rockslide (rock avalanche)
20. The area bordering a stream over which water spreads when the stream tops its channel banks.
floodplain
magnetic polarity
cleavage
mineral deposit
21. The process of mountain building.
orogeny
Uranus
dust devil
suspended load
22. A large & basin-shaped volcanic depression & more or less circular in form. Typically steep-sided & found at the summit of a shield volcano.
runoff
caldera
conserve
resources
23. Any molten material that is extrusive or volcanic & or the rock that forms from a molten extrusive. Molten rock that flows at the Earth's surface.
Gondwana
lava
lava lake
Mercury
24. Any molten material that is extrusive or volcanic & or the rock that forms from a molten extrusive. Molten rock that flows at the Earth's surface.
bar
atlas
lava
fracture
25. The tectonic region in which two plates meet.
humus
intrusive
chalk
boundary
26. Deposits of wind-borne dust.
loess
global warming
moon
Proxima Centauri
27. Distance over which wave-forming winds blow.
Paleozoic
intensity
fetch
salinization
28. A large area of flat or nearly flat land.
current speed
plain
hemisphere
drift
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 .
moraine
humus
eustatic change in sea level
p- wave (primary wave & compressional wave)
30. The solid innermost part of the core with a diameter of a little over 1 &200 km.
pahoehoe
conduction
cementation
inner core
31. The region of a shore that is covered at high tide and exposed at low tide.
intertidal zone
zone of aeration
eustatic change in sea level
karst
32. A naturally occurring inorganic solid that has a well-defined chemical composition and in which atoms are arranged in an ordered fashion.
elevation
oceanic trench
calving
mineral
33. The distance between two successive wave crests or troughs.
hardness
magnetic polarity
galaxy
wave length
34. The process of removing metal from ore.
pyroclastic
frost wedging
shore
smelting
35. Imaginary lines on a map or globe that measure distance in degrees east or west of the prime meridian. Longitude lines extend vertically & from pole to pole on a globe.
triangulation
discharge
rock cycle
longitude
36. 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.
oxbow
seafloor spreading
basaltic
hemisphere
37. Temporary accumulations of sediments that collect between low and high water marks.
subduction
thrust fault
beach
orogeny
38. Lava extruded beneath water characterized by pillow shapes.
Pillow Lava
isthmus
seismoscope
ice shelf
39. Till deposited from main body of glacier during ablation.
foliated
ground moraine
tectonic Plates
Paleozoic
40. The chronological sequence of units of Earth time.
loess
geologic time scale
continent
body wave
41. Mercury is named after the Roman messenger of the gods. It is the closest to the Sun.
Mercury
current speed
fossil
Mars
42. The attractive force between two objects; its magnitude depends on their masses and the distance between them.
shield volcano
water table
eon
gravity
43. A hot & gaseous & self-luminous celestial body & as the Sun.
shoreline
star
conserve
seismology
44. A narrow & elongate region in which one lithospheric plate descends relative to another.
subduction zone
nautical mile
black hole
inertia
45. A planetary satellite.
creep
moon
salinization
asteroid
46. The top of a wave.
wave crest
meteoroid
nautical mile
thermal spring
47. A vent in the surface of the Earth & from which lava & ash & and gases erupt.
acid
foreshock
mineral
volcano
48. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
floodplain
focus
flash flood
streak
49. The principle that states the processes operating to change the Earth in the present also operated in the past.
Uniformitarianism
shield volcano
caldera
flash flood
50. The initial point within the Earth that ruptures in an earthquake & directly below the epicenter. The point within the Earth which is the center of an earthquake & at which strain energy is first released and converted to elastic wave energy.
fracture
focus
atmosphere
fossil