SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. The point on the Earth's surface that is directly above the focus of an earthquake.
reservoir rock
cementation
humid
epicenter
2. The sudden fall of one or more large pieces of a rock from a cliff.
wave crest
tectonic Plates
rockfall
urban
3. A volcano that is composed of alternating layers of lava and pyroclastic material & along with abundant dikes and sills. Viscous & intermediate lava may flow from a central vent. Example: Mt. Fuji in Japan.
transform boundary
stratovolcano (composite volcano)
geology
region
4. The remains of an extremely massive star pulled into a small volume by the force of gravity.
black hole
pothole
zone of leaching
rainforest
5. Living in water.
continental divide
ice sheet
aquatic
neptune
6. An era of geologic time lasting from 570 to 245 million years ago.
beach
Paleozoic
tell
eclipse
7. Deposition of fine mineral particles (silt) on the beds of streams or lakes.
siltation
cartographer
aquatic
continent
8. An area in which a large number of windmills have been erected to generate electrical power.
strip mining
fetch
barrier beaches
wind farm
9. The tectonic region in which two plates meet.
boundary
reef
desertification
frost wedging
10. A coral reef separated from the mainland by a lagoon.
chemical sedimentary rock
secchi disk
specific gravity
barrier reef
11. 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
geology
wave height
crust
comet
12. The accumulation of material in layers or beds.
star
stratification
volcanic ash
Pelean eruption
13. A detailed mathematical description of the cause-and-effect relationships between events that can be used to predict or explain other such events.
scientific model
seamount
fold
oal
14. Soil conditions prevailing in area whose mean annual temperature is 0o C.
chlorophyll
permafrost
humid
compaction
15. A disease-causing organism or entity & such as a bacterium or virus.
cementation
pathogen
trench
creep
16. Ratio between weight of given volume of material and weight of equal volume of pure water.
kettle
mid-ocean ridges
specific gravity
Pillow Lava
17. To change back and forth uncertainly.
glacier
salinization
fluctuate
black smoker
18. Distance over which wave-forming winds blow.
smelting
delta
rock cycle
fetch
19. The amount of material a stream carries in suspension.
suspended load
boundary
back swamp
geyser
20. The low spot between two successive waves.
wave trough
dust storm
Continntal Drift Theory
magnetic polarity
21. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
intrusive
rapids
extrusive
fault
22. A detailed mathematical description of the cause-and-effect relationships between events that can be used to predict or explain other such events.
scientific model
dust storm
deflation
cinder cone
23. The effect of water and carbon dioxide absorbing outgoing infrared radiation & raising a system's temperature. The term is generally used with reference to the Earth's temperature & although it can also be applied to other systems & such as greenhous
Greenhouse Effect
you-shaped valley
Prime Meridian
lava
24. That portion of the Earth below the crust and reaching to about 2 &780 km & where a transition zone of about 100 km thickness separates it from the core.
continental shelf
absolute time
fossil fuel
mantle
25. Deserts in zones of descending air between 25 degrees and 30 degrees north and south latitude.
subtropical deserts
pahoehoe
fault
wave trough
26. A naturally occurring inorganic solid that has a well-defined chemical composition and in which atoms are arranged in an ordered fashion.
cave
telescope
extrusive
mineral
27. Flat land covered with tall grass and wildflowers.
mesosphere
sediment
prairie
Pillow Lava
28. A lake of lava & usually basaltic & in a volcanic caldera.
lava dome
lava lake
geologic time scale
focus
29. The distance between two successive wave crests or troughs.
isostatic change in sea level
Galileo
wave length
compaction
30. The areas of & in & or constituting a city.
stratovolcano (composite volcano)
eclipse
urban
Pluto
31. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
basalt
conserve
ozone
trench
32. A ball of ice and dust & whose orbit is a long & narrow ellipse.
comet
core
suspended load
archaean
33. Any molten material that is extrusive or volcanic & or the rock that forms from a molten extrusive. Molten rock that flows at the Earth's surface.
Pillow Lava
lava
Modified Mercalli Scale
Earth system
34. In a stream & the volume of water passing through a channel in a given time.
karst
discharge
dust storm
magnetic polarity
35. A mound or ridge of sediment deposited by a glacier.
atoll
comet
collisional Boundary
moraine
36. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
seismograph
scour
tide
Copernicus & Nicholas
37. In a stream & the volume of water passing through a channel in a given time.
Saturn
discharge
sod
sand dune
38. The zone below the zone of aeration in which all pore spaces are filled with water.
zone of saturation
plate tectonics
meteoroid
plate boundaries
39. A reverse fault on which the dip angle of the fault plane is 15 degrees or less.
asthenosphere
thrust fault
magnetic pole
fringing reef
40. The process of mountain building.
bedrock
orogeny
till (unstratified drift)
soil
41. The oldest eon in Earth history & extending from the origin of the Earth to about 3.9 billion years ago.
Hadean
Pangea
swells
subduction
42. Geologic time expressed in years before the present.
El Nino
water clarity
absolute time
tidal delta
43. Any seismic wave that travels through the body of Earth & rather than along its surface.
eon
desertification
hot spot
body wave
44. The zone below the zone of aeration in which all pore spaces are filled with water.
zone of saturation
Mars
thermal spring
Mesozoic
45. No identifiable layers of minerals in a rock sample
nonfoliated
observator
chemical sediment
seafloor spreading
46. A small & dust-bearing whirlwind.
intrusive
dust devil
streak
caldera
47. A curved belt of volcanic islands lying above a subduction zone.
island arc
latitude
permafrost
tidal delta
48. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
seismoscope
ice sheet
current speed
mantle
49. 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.
Sun
wave crest
continental crust
global warming
50. The dust-sized & sharp-edged & glassy particles resulting from an explosive volcanic eruption.
arid
icecap
volcanic ash
humid