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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 measure of the strength of an earthquake based on the amount of movement recorded by a seismograph . compare Richter scale.
ablation
zone of leaching
magnitude
basin
2. Similar to a groin but built to keep sand out of a harbor entrance.
spring
sedimentary rock
nonfoliated
jetty
3. The relationship between distances in the area being mapped and distances in the map itself.
fjord
continental slope
scale
wave length
4. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
ice shelf
stormwater runoff
epoch
suspension
5. The elevation at which snow persists throughout the year.
reservoir rock
snow line
rockslide (rock avalanche)
baseline study
6. Swamp that forms in the low lying flood plain behind a levee.
seismic gap
back swamp
lava dome
wave crest
7. A steep or vertical cliff & either above or below sea level.
eon
basalt
star
escarpment
8. The galaxy where Earth is located.
chalk
foreshock
Milky Way
longitude
9. An era of geologic time lasting from 570 to 245 million years ago.
reservoir rock
Paleozoic
tectonic Plates
mineral deposit
10. A portable time keeper with a mechanism for ensuring accuracy and adjusting itself & used for determining longitude at sea.
marine Chronometer
groin
precipitation
Pillow Lava
11. Synonym of intrusive. Antonym of volcanic. Applies to igneous rocks formed beneath the surface of the Earth; typically with large crystals due to the slowness of cooling.
lava dome
atmosphere
plutonic
Hadean
12. The area immediately below the ground surface within which pore spaces are partially filled with water and partially filled with air.
biogenic sediment
strip mining
solar system
zone of aeration
13. The straightening and/or deepening of a river channel.
channelization
continent
basaltic
El Nino
14. Banks of sand and silt along stream bank built by deposition in small increments during successive floods.
atlas
clastic
levees
natural resources
15. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
cleavage
climate
swash and back wash
galaxy
16. A ridge of high water associated with a hurricane and which floods over the shore .
Precambrian
water clarity
storm surge
dust bowl
17. A community of plants and/or animals and its physical environment & regarded as a unit.
ecosystem
habitat
rock
weathering
18. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
glacier
tectonic Plates
tide
siltation
19. A large volume of dust-sized particles lifted high into the atmosphere.
humus
dust bowl
dust storm
siltation
20. The very small particles of dirt & soot & and other pollutants that are present in the air.
particulate air pollution
continental slope
basalt
lava
21. The part of the crust that directly underlies the continents and continental shelves. Averages about 35 km in thickness & but may be over 70 km thick under largest mountain ranges.
permafrost
asteroid
continental crust
specific gravity
22. A waterway from open ocean into a lagoon.
metamorphic rock
Earth system
tidal inlet
flood
23. The environment where a particular plant or animal is normally found.
stormwater runoff
seismic gap
habitat
fracture
24. A ball of ice and dust & whose orbit is a long & narrow ellipse.
dust storm
biogenic sediment
conserve
comet
25. A continuous well-defined mass of material of sufficient ore content to make extraction economically feasible. compare mineral deposit.
fjord
floodplain
sedimentary rock
ore deposit
26. An ingredient in a food or other substance that nourishes or promotes growth.
nova -- (Supernova)
bar
soil
nutrient
27. 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.
continent
viscosity
pahoehoe
peat
28. The remains of an extremely massive star pulled into a small volume by the force of gravity.
nuee ardente
seamount
black hole
oal
29. A commonly used scale of earthquake intensity.
dust storm
geologic time scale
smelting
Modified Mercalli Scale
30. The persistence of wind-formed waves after wind ceases.
fracture
swells
island arc
pollutant
31. The outermost layer of the Earth & varying in thickness from about 10 kilometers (6 miles) below the oceans & to 65 kilometers (about 40 miles) below the continents; represents less than 1 percent of the Earth's volume.
seamount
conserve
crust
ozone layer
32. 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
solstice
geology
abundant metal
glacier
33. A process by which salts accumulate in soil.
marine Chronometer
Galileo
drainage divide
salinization
34. A system that uses a constellation of 24 satellites & their ground stations & and individual GPS receivers to accurately locate points on Earth.
extrusive
current speed
seastack
Global Positioning System (GPS)
35. A famous scientist who proposed that the Sun was the center of the solar system not the Earth. (Heliocentrism)
magma
Copernicus & Nicholas
karst
smelting
36. A slide involving a downward and usually sudden movement of newly detached segments of bedrock sliding or slipping over an inclined surface of weakness such as a bedding plane & fault plane & or joint surface.
zone of aeration
estuary
superposition
rockslide (rock avalanche)
37. A cavity in a lava & formed by the entrapment of a gas bubble during solidification of the lava.
oxbow lake
greenhouse gases
Venus
vesicle
38. 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.
arid
outer core
longitude
hot spot
39. The environment where a particular plant or animal is normally found.
Hale-Bopp
stratum
humus
habitat
40. Water beneath the Earth's surface.
quarrying
back swamp
fluctuate
ground water
41. A flood that rises and falls very rapidly.
Mars
oceanic trench
intrusive
flash flood
42. Lava extruded beneath water characterized by pillow shapes.
Pillow Lava
suspension
Continntal Drift Theory
magnitude
43. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
outcrop
magma
Saturn
zone of saturation
44. A cyclical pattern of movement in a fluid body such as the ocean & the atmosphere & or the Earth's mantle & driven by density variations which in turn are the result of differences in temperature from one part of the fluid to another.
convection cell
crystal
transcontinental
wave height
45. 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.
latitude
escarpment
pH
snow line
46. A geometrical form taken by a mineral & giving external expression to orderly internal atomic arrangement.
crystal
coast
era
sinkhole
47. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
climate
salinity
geology
liquefaction
48. A substance that produces negatively charged hydroxide ions ( OH- ) in water and reacts with acids to form salts.
sand dune
precipitation
base
erosion
49. Swamp that forms in the low lying flood plain behind a levee.
back swamp
scour
creep
wave height
50. The area immediately below the ground surface within which pore spaces are partially filled with water and partially filled with air.
zone of aeration
tidal delta
black smoker
continental crust