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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. Pertaining to or composed of granite & a coarse-grained igneous rock dominated by light-colored minerals & consisting of about 50 percent orthoclase & 25 percent quartz & and balance of feldspars and ferromagnesian silicates. Granite is commonly foun
stalagmite
Earth
light-year
granitic
2. A vent in the surface of the Earth & from which lava & ash & and gases erupt.
volcano
seamount
comet
sinkhole
3. The concept of a sequence of events involving the formation & alteration & destruction and reformation of rocks as a result of geologic processes.
groove
rock cycle
moon
global warming
4. An area where fresh water comes into contact with seawater & usually in a partly enclosed coastal body of water; a mix of fresh and salt water where the current of a stream meets the tides.
estuary
legend
global warming
pothole
5. The reserves of a valuable mineral commodity plus all other mineral deposits that may eventually become available & even those that are presumed to exist but have not yet been discovered and those that are not economically or technologically exploita
compaction
sod
drainage divide
resources
6. A curved belt of volcanic islands lying above a subduction zone.
island arc
hydrologic cycle
acid
seismology
7. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
quarrying
asthenosphere
magma
isostatic change in sea level
8. Deep steep-sided depression in the ocean floor caused by the subduction of oceanic crust beneath either other oceanic crust or continental crust.
seismic sea wave (tsunami)
back swamp
rockfall
oceanic trench
9. Glacial drift composed of rock fragments that range from clay to boulder size and randomly arranged without bedding.
intensity
cinder cone
till (unstratified drift)
loess
10. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
nebula
weathering
aa
drought
11. A giant structure that contains hundreds of billions of stars.
till (unstratified drift)
atlas
galaxy
icecap
12. Soil conditions prevailing in area whose mean annual temperature is 0o C.
Phanerozoic
sediment
pathogen
permafrost
13. 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.
dust storm
seafloor spreading
wave length
clast
14. The zones of seismic activity long which plates are in contact.
elevation
chemical sediment
specific gravity
plate boundaries
15. A sedimentary rock composed of combustible matter derived from the partial decomposition of plant material.
oal
eclipse
wave length
groin
16. Deserts formed by blocking moisture-bearing winds with mountain barriers.
desertification
rain shadow deserts
hardpan
continental slope
17. 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)
zone of aeration
continental slope
drainage basin
18. 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.
wave height
fossil fuel
longitude
terrestrial
19. The outermost part of the core. It is liquid & about 1 &700 km thick & and separated from the inner & solid core by a transition zone about 565 km thick.
outer core
siltation
Copernicus & Nicholas
arch
20. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
trench
latitude
foliated
jetty
21. A permeable region of rock or soil through which ground water can move.
aquifer
magnetic pole
shore
surf
22. A guide to reading a map that typically contains distance scales & arrows indicating direction & and/or explanations of symbols used.
wind farm
ice shelf
legend
smelting
23. 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.
continental shelf
fetch
Mesozoic
lithification
24. Materials that are found in nature that are useful or necessary for people to live.
denudation
collisional Boundary
natural resources
kettle
25. 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.
shore
denudation
frost wedging
asthenosphere
26. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
fossil fuel
weathering
Sun
reserves
27. A narrow strip of land along the margin of the ocean extending inland for a variable distance from low water mark.
vesicle
triangulation
trench
coast
28. A tool for measuring the relative clarity of water.
reserves
pipe
secchi disk
nebula
29. A conical volcano formed by the accumulation of pyroclastic debris around a vent.
intrusive
clast
cinder cone
erosion
30. 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.
hardpan
scour
greenhouse gases
atmosphere
31. The rock beneath the soil.
Copernicus & Nicholas
bedrock
mantle
basin
32. Deep steep-sided depression in the ocean floor caused by the subduction of oceanic crust beneath either other oceanic crust or continental crust.
lava dome
oceanic trench
smelting
strip mining
33. The point on the Earth's surface directly above the focus of an earthquake.
column
epicenter
igneous rock
gemstone
34. A thickened elevated region of Earth's crust that is mainly (but not entirely) above sea level.
abyssal plain
pothole
wave trough
continent
35. 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
conserve
geology
biogenic sedimentary rock
oal
36. Imaginary lines on a map or globe that measure distance in degrees north or south of the equator. Latitude lines extend horizontally & from east to west on a globe.
petroleum
sod
tidal inlet
latitude
37. The two days of the year on which the noon sun is directly overhead at either 23.5
moraine
back swamp
solstice
fluctuate
38. Heat transport by direct transfer of energy from one particle to another & without moving the particle to a new location.
epicenter
conduction
drift
ozone
39. Containing moisture.
humid
viscosity
s- wave (secondary wave & shear wave)
solar system
40. The persistence of wind-formed waves after wind ceases.
swells
barrier beaches
chalk
Continntal Drift Theory
41. Living on land.
hardpan
terrestrial
luster
foreshock
42. A flood that rises and falls very rapidly.
extrusive
meander
flash flood
volcanic
43. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
tell
comet
estuary
acid rain
44. The outermost part of the core. It is liquid & about 1 &700 km thick & and separated from the inner & solid core by a transition zone about 565 km thick.
mid-ocean ridges
terrestrial
outer core
water table
45. Saturn is named after the Roman god of the harvest. It is the sixth planet from the Sun.
strip mining
Proterozoic
Saturn
frost wedging
46. A ridge of high water associated with a hurricane and which floods over the shore .
convergent boundary
Global Positioning System (GPS)
storm surge
cartographer
47. A group of islands; an expanse of water with scattered islands.
rapids
archipelago
ground moraine
hydrologic cycle
48. A reverse fault on which the dip angle of the fault plane is 15 degrees or less.
landforms
marine Chronometer
drainage basin
thrust fault
49. An atmospheric shield providing the Earth with protection from ultra-violet rays which can cause sun burn & skin cancer and the destruction of the delicate plant life which supports the planet's food chain.
open pit mining
ice shelf
ozone layer
nautical mile
50. The areas of & in & or constituting a city.
urban
moraine
black smoker
desertification