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Test your basic knowledge |
Earth Science
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Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
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.
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. No identifiable layers of minerals in a rock sample
terrestrial
igneous rock
nonfoliated
drainage basin
2. Saturn is named after the Roman god of the harvest. It is the sixth planet from the Sun.
eustatic change in sea level
steppe
inertia
Saturn
3. The oldest eon in Earth history & extending from the origin of the Earth to about 3.9 billion years ago.
Hadean
s- wave (secondary wave & shear wave)
basin
pyroclastic
4. 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.
base
Mercury
sedimentary rock
Copernicus & Nicholas
5. A measure of the size of an earthquake in terms of the damage it causes.
specific gravity
petroleum
eclipse
intensity
6. A large area with common features that set it apart from other areas.
boundary
coast
region
ozone layer
7. One of several rock-forming minerals that contain at least 95% silica (quartz). and usually one or more other common elements.
geologic time scale
silicate
Continntal Drift Theory
erosion
8. 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
eon
greenhouse gases
glaciation
granitic
9. A waterway from open ocean into a lagoon.
density
groin
chlorofluorocarbons (CFC's)
tidal inlet
10. A narrow strip of land that has water on either side and connects two larger bodies of water.
telescope
shore
isthmus
mesosphere
11. The uprush of a wave onto the beach followed by the return flow of the water down the beach slope in the intervals between waves.
oceanic crust
tide
swash and back wash
reef
12. Destruction of the ozone layer caused by the release of CFC's (chlorofluorocarbons) into the atmosphere which react chemically with ozone and break it down into different gases.
equator
ozone depletion
arch
sandstorm
13. The generally dark & more or less stable part of the organic matter in a soil & so well decomposed that the original sources cannot be identified.
Paleozoic
humus
Pelean eruption
chemical sediment
14. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
magnetic polarity
crust
outcrop
climate
15. The dust-sized & sharp-edged & glassy particles resulting from an explosive volcanic eruption.
absolute time
volcanic ash
magnetic polarity
tectonic Plates
16. All unconsolidated materials above bedrock. Natural earthy materials on the Earth's surface & in places modified or even made by human activity & containing living matter & and supporting or capable of supporting plants out of doors.
ground moraine
Mars
salinity
soil
17. Any solid material that has settled out of a state of suspension in liquid.
lava dome
clastic
breakwater
sediment
18. 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.
asthenosphere
climate
siltation
acid
19. The process of removing metal from ore.
smelting
bedrock
focus
specific gravity
20. A coral reef separated from the mainland by a lagoon.
drainage divide
Hadean
acid
barrier reef
21. Any seismic wave that travels through the body of Earth & rather than along its surface.
aa
waterfall
rock cycle
body wave
22. An instrument used to measure the speed of wind.
anemometer
greenhouse gases
isostasy
fold and thrust mountains
23. A small ice sheet.
icecap
landforms
drainage divide
compression fossil
24. The areas of & in & or constituting a city.
urban
conserve
body wave
continental crust
25. The process of mountain building.
waterfall
orogeny
storm surge
casts
26. A vertical conduit through the Earth's crust below a volcano & through Which magma has passed.
pipe
tidal delta
cementation
oal
27. Woodland that usually gets at least 100 inches of rain each year.
orogeny
rainforest
oceanic crust
Pelean eruption
28. A valley carved by glacier erosion and whose cross-valley profile has steep sides and a nearly flat floor & suggestive of a large letter 'you'.
aquifer
lithosphere
you-shaped valley
superposition
29. The region of a shore that is covered at high tide and exposed at low tide.
decomposition (chemical weathering)
core
intertidal zone
boundary
30. A downward distortion or dimple in the water table that forms as a well pumps water faster than it can flow through the aquifer.
Pillow Lava
fjord
chlorophyll
cone of depression
31. Named after the Roman god of the sea. It is the eighth planet from the Sun.
crevasse
neptune
erratic
base
32. 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.
superposition
scientific model
peat
thrust fault
33. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
weathering
steppe
sinkhole
chlorofluorocarbons (CFC's)
34. A mound or ridge of sediment deposited by a glacier.
neptune
you-shaped valley
moraine
comet
35. A process of land degradation initiated by human activity & particularly in the zones along the margins of deserts.
wave crest
karst
desertification
dust bowl
36. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
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37. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
silicate
you-shaped valley
seamount
Earth
38. To preserve & or to avoid wasteful use.
focus
shore
oxbow
conserve
39. A major drainage divide separating the drainage to one ocean from another.
pH
nautical mile
stormwater runoff
continental divide
40. A molecule composed of three atoms of oxygen and mostly found in the stratosphere. Though beneficial in the upper atmosphere & at ground level & ozone is called photochemical smog & and is a respiratory irritant and considered a pollutant.
ice sheet
foreshock
ozone
zone of aeration
41. A molecule composed of three atoms of oxygen and mostly found in the stratosphere. Though beneficial in the upper atmosphere & at ground level & ozone is called photochemical smog & and is a respiratory irritant and considered a pollutant.
ozone
period
region
breakwater
42. A waste material that contaminates air & water & or soil.
quarrying
pollutant
rockslide (rock avalanche)
drainage basin
43. Any object that revolves around another object in space.
Richter scale
satellite
drift
core
44. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
current speed
terrestrial
abundant metal
rapids
45. The partial or complete blocking from view of one object by another.
eclipse
El Nino
plain
Earth system
46. 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.
biogenic sedimentary rock
lahar
core
sinkhole
47. A lake in an abandoned meander.
seamount
oxbow lake
continental slope
smelting
48. A large amount of gas and dust in space & spread out in an immense volume.
oal
petroleum
drought
nebula
49. The naturally occurring material from which a mineral or minerals of economic value can be extracted at a profit.
ore
bar
atmosphere
shore
50. An instrument that detects & magnifies & and records vibrations of the Earth & especially earthquakes.
seismograph
fracture
back swamp
pollutant
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