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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 reflection of light on a given mineral's surface & classified by intensity and quality.
fetch
luster
rift (graben)
neptune
2. Mars is named after the Roman god of war. It is the fourth planet from the Sun.
star
Mars
convergent boundary
soil
3. The direction & north (normal) or south (reversed) & that a magnetic compass needle points.
aa
acid
nebula
magnetic polarity
4. The partial or complete blocking from view of one object by another.
divergent boundary
eclipse
till (unstratified drift)
bar
5. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
Proxima Centauri
trench
groundtruthing
open pit mining
6. The processes (mechanical and chemical) responsible for the wearing away & loosening & and dissolving of materials of the Earth's crust.
magnetic polarity
erosion
Proxima Centauri
drainage basin
7. 1. A low & bowl-shaped area of land surrounded by higher lands. 2. any large depression in which sediments are deposited.
basin
island arc
compass Rose
scientific model
8. The amount of dissolved salt in water.
black smoker
salinity
rockfall
ore deposit
9. An area of land that delivers runoff water & sediment & and dissolved substances to surface water bodies & such as rivers or lakes. All watersheds consist of boundaries & a basin and collection areas.
striations
watershed
tidal delta
suspended load
10. Bent rock strata.
fluctuate
fold
comet
conduction
11. The zone below the zone of aeration in which all pore spaces are filled with water.
abundant metal
zone of saturation
Galileo
cleavage
12. The solid innermost part of the core with a diameter of a little over 1 &200 km.
oceanic crust
archipelago
inner core
s- wave (secondary wave & shear wave)
13. The line formed by the intersection of the axial plane of a fold with a bedding plane & marking where the bed shows its maximum curvature.
stratum
axis
sinkhole
crevasse
14. A large ridge or mound-like structure within a body of water that is built by calcareous organisms such as corals & red algae & and bivalves.
seafloor spreading
fossil fuel
reef
wave trough
15. A glaciated valley now flooded by the sea.
bedrock
abyssal plain
geyser
fjord
16. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
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17. 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.
seismology
abundant metal
sedimentary rock
solar system
18. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
tide
aquifer
scour
Pangea
19. Sediments produced directly by the life processes of plants or animals.
loess
biogenic sediment
rapids
Laurasia
20. A blanket of wind-driven sand with an upper surface about a meter above ground level.
geyser
pH
axis
sandstorm
21. Ratio between weight of given volume of material and weight of equal volume of pure water.
specific gravity
galaxy
nutrient
geology
22. A segment of an active fault zone that has not experienced a major earthquake during a time period when most other segments of the zone have. They are generally regarded as having a higher potential for future earthquakes.
chlorophyll
bar
seismic gap
geyser
23. A conical volcano formed by the accumulation of pyroclastic debris around a vent.
cinder cone
natural resources
prairie
soil
24. The portion of the continental margin that extends as a gently sloping surface from the shoreline seaward to a marked change in slope at the top of the continental slope . Seaward depth averages about 130 m.
current speed
archipelago
primary productivity
continental shelf
25. Any solid material that has settled out of a state of suspension in liquid.
striations
inner core
global warming
sediment
26. 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
nutrient
reef
Prime Meridian
runoff
27. Woodland that usually gets at least 100 inches of rain each year.
mineral deposit
rainforest
rock cycle
scour
28. 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.
humus
hemisphere
glaciation
basin
29. A portable time keeper with a mechanism for ensuring accuracy and adjusting itself & used for determining longitude at sea.
deflation
continental rise
ice shelf
marine Chronometer
30. The vertical distance between the crest and adjacent trough of a wave.
karst
wave height
lithosphere
seastack
31. Lava extruded beneath water characterized by pillow shapes.
extrusive
inner core
orogeny
Pillow Lava
32. An individual grain or constituent of a rock.
clastic
denudation
ice shelf
clast
33. The process by which ocean floors spread laterally from crests of main ocean ridges. As material moves laterally from the ridge & new material replaces it along the ridge crest by welling upward from the mantle.
nutrient
fossil fuel
seafloor spreading
sedimentary rock
34. Reduction of pore space between individual particles as the result of overlying sediments or of tectonic movements.
seismology
chemical sedimentary rock
compaction
pH
35. A lake in an abandoned meander.
seastack
clast
lava lake
oxbow lake
36. An ingredient in a food or other substance that nourishes or promotes growth.
cementation
pH
constellation
nutrient
37. The transformation of a soil from a solid to a liquid state as the result of increased pore pressure.
erosion
ozone
liquefaction
ground moraine
38. 1. A steep-walled & usually conical depression at the summit or on the flanks of a volcano & resulting from the explosive ejection of material from a vent. 2. A bowl-shaped depression with a raised & overturned rim produced by the impact of a meteori
fossil
volcano
crater
mineral deposit
39. A sea level change due to change in load on Earth's crust.
marine Chronometer
isostatic change in sea level
geology
secchi disk
40. Fossils formed when water containing minerals leaks into a mold. The minerals harden to form a copy of the original structure or organism.
casts
aa
drought
strip mining
41. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
cave
sediment
ice sheet
petroleum
42. A mudflow composed chiefly of pyroclastic material on the flanks of a volcano.
oceanic crust
Continntal Drift Theory
lahar
renewable resources
43. A mound or ridge of sediment deposited by a glacier.
moraine
lava flood (plateau basalt)
global warming
shoreline
44. The surface between the zone of saturation and the zone of aeration.
mesosphere
humid
water table
transform boundary
45. The prediction that climate will warm as a result of the addition to the atmosphere of humanly produced greenhouse gases.
shoreline
archipelago
global warming
deposition
46. Where two plates are moving in opposite directions as in a mid-ocean ridge.
divergent boundary
plain
groundtruthing
discharge
47. 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.
eclipse
chalk
sinkhole
ozone depletion
48. The pattern of water circulation from the ocean to the atmosphere to the land and back to the ocean.
mineral deposit
axis
basin
hydrologic cycle
49. A permeable region of rock or soil through which ground water can move.
lava flood (plateau basalt)
acid rain
swells
aquifer
50. A large & basin-shaped volcanic depression & more or less circular in form. Typically steep-sided & found at the summit of a shield volcano.
convergent boundary
pothole
caldera
Mercury
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