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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 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.
steppe
asteroid
sinkhole
volcanic
2. Heat transport by direct transfer of energy from one particle to another & without moving the particle to a new location.
rockslide (rock avalanche)
Proxima Centauri
conduction
Global Positioning System (GPS)
3. A depression in the ground formed by the melting of a block of glacier ice buried or partially buried by drift.
geology
ecosystem
kettle
Richter scale
4. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
seastack
siltation
period
glacier
5. The amount of dissolved salt in water.
volcanic ash
salinity
light-year
zone of saturation
6. The layer of gases (air) & that surrounds a planet or moon.
atmosphere
denudation
eon
kettle
7. The level of light that penetrates through water.
water clarity
Uniformitarianism
sod
eustatic change in sea level
8. A large volume of dust-sized particles lifted high into the atmosphere.
karst
dust storm
comet
levees
9. A downward distortion or dimple in the water table that forms as a well pumps water faster than it can flow through the aquifer.
cone of depression
Andromeda
compression fossil
stalagmite
10. 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.
epoch
orogeny
karst
chalk
11. 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.
escarpment
Earth
seafloor spreading
continental slope
12. Property possessed by certain rocks of breaking with relative ease along parallel planes or nearly parallel surfaces in their crystal structures where the bonds are weakest.
fracture
cleavage
geologic column
universe
13. As applied to glacier ice & the process by which ice below the snow line is wasted by evaporation and melting.
bar
ablation
dust storm
archaean
14. Geologic time expressed in years before the present.
absolute time
lava flood (plateau basalt)
exotic river
Global Positioning System (GPS)
15. The internal resistance to flow in a liquid.
viscosity
creep
p- wave (primary wave & compressional wave)
lava dome
16. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
lahar
lava dome
siltation
salinization
17. A coral reef separated from the mainland by a lagoon.
barrier reef
humid
striations
meander
18. A thickened elevated region of Earth's crust that is mainly (but not entirely) above sea level.
sinkhole
continent
lava flood (plateau basalt)
boundary
19. The elevation at which snow persists throughout the year.
storm surge
biogenic sedimentary rock
snow line
continental divide
20. The portion of the continental margin that lies between the abyssal plain and the continental slope. The continental rise is underlain by crustal rocks of the ocean basin.
pyroclastic
continental rise
isostasy
delta
21. Swamp that forms in the low lying flood plain behind a levee.
seastack
pollutant
back swamp
conduction
22. The level of light that penetrates through water.
neptune
water clarity
magnitude
asthenosphere
23. A sea level change due to change in load on Earth's crust.
scientific model
open pit mining
isostatic change in sea level
kettle
24. A ridge of high water associated with a hurricane and which floods over the shore .
lava
arid
storm surge
outer core
25. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
seismic gap
fluctuate
shore
rapids
26. The pattern of water circulation from the ocean to the atmosphere to the land and back to the ocean.
surf
plate
hydrologic cycle
rain shadow deserts
27. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
continental slope
karst
climate
Laurasia
28. A fracture or zone of fractures along the boundaries of tectonic plates where movement has taken place.
abyssal plain
fault
El Nino
body wave
29. An instrument used to measure the speed of wind.
zone of aeration
anemometer
quarrying
fold and thrust mountains
30. One of several rock-forming minerals that contain at least 95% silica (quartz). and usually one or more other common elements.
suspension
silicate
acid
glaciation
31. A division of geologic time next shorter than a period. Example: the Pleistocene epoch is in the Quaternary period.
Pluto
atoll
seismoscope
epoch
32. The primary division of geologic time which are & from oldest to youngest & the Hadean & Archean & Proterozoic & and Phanerozoic eons.
seastack
sextant
eon
hydrologic cycle
33. A flood that rises and falls very rapidly.
dust bowl
eon
flash flood
seamount
34. Jupiter is named after the Roman king of the gods. It is the fifth planet from the Sun.
ore
epicenter
biogenic sediment
Jupiter
35. The point on the Earth's surface that is directly above the focus of an earthquake.
basaltic
epicenter
Sun
biogenic sedimentary rock
36. Any place where bedrock is visible on the surface of the Earth.
denudation
outcrop
continental divide
p- wave (primary wave & compressional wave)
37. A flood that rises and falls very rapidly.
shield volcano
tell
flash flood
gravity
38. Pertaining to clastic material formed by volcanic explosion or aerial expulsion from a volcanic vent.
pyroclastic
trench
nutrient
Proxima Centauri
39. A type of thermal spring which ejects water intermittently with considerable force.
greenhouse gases
oceanic trench
geyser
geologic column
40. To preserve & or to avoid wasteful use.
Saturn
zone of leaching
conserve
fjord
41. A measure of the size of an earthquake in terms of the damage it causes.
intensity
magnetic pole
estuary
magnetic equator
42. A continuous well-defined mass of material of sufficient ore content to make extraction economically feasible. compare mineral deposit.
bedrock
seastack
ore deposit
aftershock
43. A measure of the strength of an earthquake based on the amount of movement recorded by a seismograph . compare Richter scale.
fossil
magnitude
deflation
boundary
44. Materials that are found in nature that are useful or necessary for people to live.
rock cycle
sand dune
natural resources
atoll
45. The presence of layers in some rocks caused by parallel alignment of minerals.
plate boundaries
continental divide
foliated
kettle
46. The persistence of wind-formed waves after wind ceases.
solstice
swells
chlorofluorocarbons (CFC's)
creep
47. 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.
Milky Way
superposition
caldera
groundtruthing
48. The condition of equilibrium & comparable to floating & of units of the lithosphere above the asthenosphere.
Proterozoic
convection cell
isostasy
ice shelf
49. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
plate boundaries
trench
fjord
rockfall
50. The point on the Earth's surface where a magnetic needle points vertically downward (north magnetic pole) or vertically upward (south magnetic pole).
p- wave (primary wave & compressional wave)
magnetic pole
divergent boundary
oceanic trench