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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. An eruption of lava that takes place from a fracture & usually without producing a cone.
till (unstratified drift)
fissure eruption
magnetic pole
nautical mile
2. An abandoned meander .
escarpment
oxbow
coast
fossil
3. Scratches & or small channels & gouged by glacier action. Occur on boulders & pebbles & and bedrock. Striations along bedrock indicate direction of ice movement.
absolute time
acid
striations
Paleozoic
4. A measure of the size of an earthquake in terms of the damage it causes.
extrusive
intensity
salinity
thrust fault
5. 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.
rainforest
anemometer
superposition
continental crust
6. 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.
karst
chemical sedimentary rock
galaxy
Proterozoic
7. The process by which a binding & or cementing & agent is precipitated in spaces among individual particles of a deposit. Common cementing agents are calcite & quartz & and dolomite.
tectonic Plates
solar system
seismograph
cementation
8. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
petroleum
Saturn
intensity
subtropical deserts
9. (Greek-Aphrodite)named after the Roman goddess of love. It is the planet closest in size to Earth and the second planted from the Sun.
Venus
pahoehoe
intertidal zone
drainage divide
10. An instrument used to measure the speed of wind.
anemometer
wave length
lava
latitude
11. A study designed to collect critical data to be used for comparison or as a control in a later study.
hot spot
zone of aeration
biogenic sedimentary rock
baseline study
12. The solid innermost part of the core with a diameter of a little over 1 &200 km.
quarrying
casts
specific gravity
inner core
13. The point on the Earth's surface directly above the focus of an earthquake.
humus
epicenter
abyssal plain
continental crust
14. The average weather conditions of an area over many years & as measured by temperature & wind speed & and precipitation.
boundary
climate
open pit mining
plain
15. Ratio between weight of given volume of material and weight of equal volume of pure water.
acid
specific gravity
shoreline
tide
16. A blanket of wind-driven sand with an upper surface about a meter above ground level.
conserve
salinization
sandstorm
atoll
17. The process of mountain building.
orogeny
continental shelf
nautical mile
nova -- (Supernova)
18. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
striations
wind farm
magma
El Nino
19. The process by which an unconsolidated deposit of sediments is converted in to solid rock.
channelization
biogenic sedimentary rock
storm surge
lithification
20. Enormous & thick sheets of rock that are part of the Earth's upper mantle that move and adjoin each other along zones of seismic activity. Many tectonic plates extend underneath both continents and sea floor.
tectonic Plates
strip mining
Prime Meridian
neptune
21. Elongated rises on the ocean floor where basalt periodically erupts & forming new oceanic crust.
natural resources
lithosphere
breakwater
mid-ocean ridges
22. Heat transport by direct transfer of energy from one particle to another & without moving the particle to a new location.
satellite
conduction
lava
zone of leaching
23. A large area of flat or nearly flat land.
stormwater runoff
sinkhole
plain
fracture
24. Gases that can be dissociated by solar radiation & which releases chlorine & which in turn destroys ozone.
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25. The breaking away of ice from the front of the glacier when it ends in a lake or an ocean. Produces icebergs.
oceanic trench
density
rainforest
calving
26. A blanket of wind-driven sand with an upper surface about a meter above ground level.
sandstorm
acid
wave crest
star
27. The great circle on the Earth's surface passing through The North and South Poles & which is considered 0 degrees longitude. The prime meridian passes through Greenwich & England & and is used as a reference point for measuring longitude east and w
spring
nova -- (Supernova)
Prime Meridian
thrust fault
28. Formed when an organism is flattened (compressed) and a thin film of organic material from its body is left in the rock.
trench
current speed
compression fossil
lithification
29. The direction & north (normal) or south (reversed) & that a magnetic compass needle points.
magnetic polarity
dust storm
you-shaped valley
back swamp
30. The surface between the zone of saturation and the zone of aeration.
water table
weathering
fissure eruption
Saturn
31. Scratches & or small channels & gouged by glacier action. Occur on boulders & pebbles & and bedrock. Striations along bedrock indicate direction of ice movement.
pyroclastic
coast
crater
striations
32. A naturally occurring inorganic solid that has a well-defined chemical composition and in which atoms are arranged in an ordered fashion.
compass Rose
Earth
mineral
scale
33. The two days of the year on which the noon sun is directly overhead at either 23.5
breakwater
solstice
quarrying
ore deposit
34. 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.
precipitation
plutonic
scour
black hole
35. 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.
chlorofluorocarbons (CFC's)
landforms
asthenosphere
axis
36. The theory of Plate Tectonics states that the Earth's crust is fragmented into a dozen or more large and small pieces floating on a semi-molten mantle.
oxbow
water clarity
plate tectonics
escarpment
37. 1. A steep-walled & usually conical depression at the summit or on the flanks of a volcano & resulting from the explosive ejection of material from a vent. 2. A bowl-shaped depression with a raised & overturned rim produced by the impact of a meteori
fold
core
foreshock
crater
38. A wall built out from the shore & usually at perpendicular to it to trap sand carried by longshore currents .
drainage divide
groin
mid-ocean ridges
current speed
39. A stone or boulder & glacially transported from place of origin and left in an area of different bedrock composition.
erratic
moraine
cleavage
marine Chronometer
40. A small ice sheet.
Copernicus & Nicholas
icecap
surf
igneous rock
41. The process by which a binding & or cementing & agent is precipitated in spaces among individual particles of a deposit. Common cementing agents are calcite & quartz & and dolomite.
anemometer
cementation
nautical mile
Global Positioning System (GPS)
42. A curved belt of volcanic islands lying above a subduction zone.
dust bowl
island arc
thermal spring
hardness
43. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
drought
moon
conduction
Jupiter
44. The Sun with all the celestial bodies that revolve around it.
solar system
transform boundary
tidal delta
subtropical deserts
45. He area from which a stream and its tributaries receives its water.
geology
pH
drainage basin
frost wedging
46. 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.
basaltic
climate
convection cell
creep
47. 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.
magnetic equator
groin
Hadean
longitude
48. Water that flows across watersheds during and immediately after severe rainstorms. In populated areas & stormwater runoff is often water that cannot be handled by existing sewer systems. Stormwater runoff is the leading source of water pollution in t
current speed
atlas
stormwater runoff
pathogen
49. Pertaining to clastic material formed by volcanic explosion or aerial expulsion from a volcanic vent.
suspended load
plate boundaries
drainage divide
pyroclastic
50. The level of light that penetrates through water.
Paleozoic
nonfoliated
water clarity
ecosystem
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