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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 sedimentary rock composed primarily of biogenic sediments.
Copernicus & Nicholas
Andromeda
plain
biogenic sedimentary rock
2. A tool for measuring the relative clarity of water.
channelization
gemstone
secchi disk
hemisphere
3. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
precipitation
oxbow
density
Hadean
4. The condition of equilibrium & comparable to floating & of units of the lithosphere above the asthenosphere.
ice sheet
isostasy
observator
chemical sediment
5. A flood that rises and falls very rapidly.
tidal delta
resources
flash flood
lava lake
6. A term applied to large areas of basaltic lava presumably extruded from fissures.
lava flood (plateau basalt)
icecap
seastack
breakwater
7. A mudflow composed chiefly of pyroclastic material on the flanks of a volcano.
lahar
global warming
weathering
fold and thrust mountains
8. A deposit of partly decayed plant remains in a very wet environment; marsh or swamp deposit of plant remains containing more than 50 percent carbon.
lahar
aa
observator
peat
9. A blanket of wind-driven sand with an upper surface about a meter above ground level.
sandstorm
Sun
snow line
Galileo
10. 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.
boundary
transform boundary
sextant
pothole
11. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
ice sheet
subtropical deserts
satellite
moraine
12. Banks of sand and silt along stream bank built by deposition in small increments during successive floods.
crystal
levees
strip mining
equator
13. A vent in the surface of the Earth & from which lava & ash & and gases erupt.
thrust fault
eon
volcano
snow line
14. The level of light that penetrates through water.
seismic gap
coast
sinkhole
water clarity
15. A tool for measuring the relative clarity of water.
kettle
Hadean
secchi disk
density
16. A river that is able to maintain its flow through a desert because of water received from outside the desert.
solstice
floodplain
exotic river
continental shelf
17. A major drainage divide separating the drainage to one ocean from another.
continental divide
region
isostatic change in sea level
crystal
18. All of space and everything in it.
universe
shoreline
crust
prairie
19. The dust-sized & sharp-edged & glassy particles resulting from an explosive volcanic eruption.
wave length
solstice
volcanic ash
drift
20. A conical volcano formed by the accumulation of pyroclastic debris around a vent.
transform boundary
cinder cone
global warming
focus
21. The explosion of a dying giant or supergiant star.
stratum
crust
rock cycle
nova -- (Supernova)
22. The science that deals with the study of the planet Earth--the materials of which it is made & the processes that act to change these materials from one form to another & and the history recorded by these materials; the forces acting to deform the ou
sandstorm
geology
Earth system
terrestrial
23. A famous scientist who proposed that the Sun was the center of the solar system not the Earth. (Heliocentrism)
Copernicus & Nicholas
channelization
atlas
global warming
24. 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.
abyssal plain
erratic
cone of depression
watershed
25. The geologic eon lying between the Archean and Phanerozoic eons & beginning about 2.5 billion years ago and ending about 0.57 billion years ago.
superposition
suspension
Proterozoic
archaean
26. A comet that passed Earth in 1997 and won't return to the inner solar system until the year 4377.
geologic time scale
acid rain
Hale-Bopp
crust
27. A worldwide change in sea level & such as caused by melting glaciers.
eustatic change in sea level
tidal inlet
metamorphic rock
scale
28. That portion of the resources for a valuable mineral commodity that can be extracted from the Earth at a profit today.
reserves
asteroid
gravity
eclipse
29. The reflection of light on a given mineral's surface & classified by intensity and quality.
oceanic trench
meander
luster
subduction
30. A pillar formed as a stalactite and stalagmite meet.
meteoroid
column
metamorphic rock
chemical sedimentary rock
31. A seismic body wave that involves particle motion from side to side & perpendicular to the direction of wave propagation. S-waves are slower than P-waves and cannot travel through a liquid.
fjord
s- wave (secondary wave & shear wave)
Pillow Lava
axis
32. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
Venus
asthenosphere
subtropical deserts
tidal inlet
33. A sedimentary rock made up of chemical sediments. Example: rock salt.
ground moraine
seastack
chemical sedimentary rock
hardpan
34. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
strip mining
focus
compression fossil
suspension
35. A reverse fault on which the dip angle of the fault plane is 15 degrees or less.
longitude
mineral deposit
arid
thrust fault
36. The layer of gases (air) & that surrounds a planet or moon.
atmosphere
steppe
chemical sediment
petroleum
37. A landscape that develops from the action of ground water in areas of easily soluble rocks. It is usually characterized by caves & underground drainage and sinkholes.
tidal delta
karst
mantle
superposition
38. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
atoll
magma
permafrost
Saturn
39. A system that uses a constellation of 24 satellites & their ground stations & and individual GPS receivers to accurately locate points on Earth.
Global Positioning System (GPS)
drift
Pluto
bar
40. Temporary accumulations of sediments that collect between low and high water marks.
rain shadow deserts
pahoehoe
beach
humid
41. A large area with common features that set it apart from other areas.
region
tidal inlet
epicenter
geyser
42. The presence of layers in some rocks caused by parallel alignment of minerals.
swash and back wash
shield volcano
foliated
thrust fault
43. Deserts formed by blocking moisture-bearing winds with mountain barriers.
scale
rain shadow deserts
delta
nutrient
44. The symbol used on a map to indicate directions & both cardinal and ordinal.
collisional Boundary
thermal spring
mantle
compass Rose
45. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
46. The two days of the year on which the noon sun is directly overhead at either 23.5
hardpan
hemisphere
escarpment
solstice
47. Till deposited from main body of glacier during ablation.
ground moraine
shield volcano
Venus
El Nino
48. A depression in the ground formed by the melting of a block of glacier ice buried or partially buried by drift.
ozone depletion
isostatic change in sea level
kettle
magnitude
49. A portable time keeper with a mechanism for ensuring accuracy and adjusting itself & used for determining longitude at sea.
subduction zone
ablation
marine Chronometer
plain
50. 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
Pillow Lava
reef
plain