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 principle that states the processes operating to change the Earth in the present also operated in the past.
striations
Uniformitarianism
orogeny
Sun
2. 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.
superposition
ice shelf
channelization
hardpan
3. A substance that produces positively charged hydrogen ions (H+) when dissolved in water.
lava
dust devil
casts
acid
4. Temporary accumulations of sediments that collect between low and high water marks.
rain shadow deserts
beach
scour
ecosystem
5. The rigid outer shell of the Earth. It includes the crust and uppermost mantle and is on the order of 100 km in thickness.
superposition
lithosphere
shield volcano
rockfall
6. A hot & gaseous & self-luminous celestial body & as the Sun.
permafrost
oxbow lake
star
transcontinental
7. Large area of extremely flat ocean floor lying near a continent and generally over 4 km in depth.
abyssal plain
abundant metal
basaltic
crust
8. The southern portion of the late Paleozoic supercontinent known as Pangea. It means & literally 'Land of the Gonds' (a people of the Indian subcontinent).The supercontinent existed from Cambrian to Jurassic time & mainly composed of South America &
Gondwana
longitude
black hole
extrusive
9. A flood that rises and falls very rapidly.
vesicle
Proxima Centauri
flash flood
sand dune
10. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
anemometer
precipitation
region
continental shelf
11. 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.
sinkhole
precipitation
spring
rock
12. Open pit mining & typically for coal.
strip mining
density
spring
particulate air pollution
13. 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.
rockslide (rock avalanche)
permafrost
neptune
basaltic
14. A group of islands; an expanse of water with scattered islands.
karst
archipelago
plain
peat
15. The sum of the processes that result in the wearing away or the progressive lowering of the Earth's surface by weathering & erosion & mass wasting & and transportation.
clast
Saturn
Phanerozoic
denudation
16. The mass of an object divided by its volume.
constellation
density
beach
glaciation
17. 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.
humus
legend
convergent boundary
aquifer
18. The process of mountain building.
trench
fault
orogeny
reserves
19. The dust-sized & sharp-edged & glassy particles resulting from an explosive volcanic eruption.
volcanic ash
waterfall
runoff
asthenosphere
20. A large amount of gas and dust in space & spread out in an immense volume.
observator
intrusive
cave
nebula
21. 1. Breach in a natural levee . 2. Deep crevice or open fracture in glacier ice.
hydrologic cycle
atmosphere
crevasse
seismic gap
22. A substance that produces negatively charged hydroxide ions ( OH- ) in water and reacts with acids to form salts.
fault
mesosphere
base
volcanic
23. A measure of acidity.
comet
column
open pit mining
pH
24. Highly mafic igneous volcanic rock & typically fine-grained and dark in color; rough volcanic equivalent of gabbro. Basalt is the most abundant volcanic rock in the Earth's crust.
basalt
ablation
igneous rock
geology
25. Similar to a groin but built to keep sand out of a harbor entrance.
jetty
seastack
oal
volcanic ash
26. A low & nearly flat accumulation of sediment deposited at the mouth of a river or stream & commonly triangular or fan-shaped.
rockslide (rock avalanche)
delta
Global Positioning System (GPS)
oceanic crust
27. The processes (mechanical and chemical) responsible for the wearing away & loosening & and dissolving of materials of the Earth's crust.
s- wave (secondary wave & shear wave)
erosion
tide
exotic river
28. The perpendicular or very steep descent of a stream.
waterfall
escarpment
fjord
Uranus
29. Any accumulation of material & by settling from water or air & chemical precipitation & evaporation from solution & etc.
hardpan
density
deposition
groin
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.
spring
continental rise
hardpan
meteoroid
31. A unit of length used in sea navigation based on the length of 1 minute of arc on a great circle. On Earth & 1 minute of latitude.
nautical mile
ice shelf
shield volcano
drift
32. To change back and forth uncertainly.
fluctuate
orogeny
fault
steppe
33. A worldwide change in sea level & such as caused by melting glaciers.
sand dune
geologic column
eustatic change in sea level
volcanic
34. The point on the Earth's surface where a magnetic needle points vertically downward (north magnetic pole) or vertically upward (south magnetic pole).
escarpment
wave trough
waterfall
magnetic pole
35. The naturally occurring material from which a mineral or minerals of economic value can be extracted at a profit.
bedrock
ore
nebula
continental rise
36. Heat transport by direct transfer of energy from one particle to another & without moving the particle to a new location.
eclipse
igneous rock
conduction
intrusive
37. A mudflow composed chiefly of pyroclastic material on the flanks of a volcano.
marine Chronometer
aquatic
cartographer
lahar
38. The partial or complete blocking from view of one object by another.
eclipse
ground water
rainforest
soil
39. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
trench
clast
oxbow
Saturn
40. 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.
fissure eruption
longitude
back swamp
wind farm
41. The point on the Earth's surface that is directly above the focus of an earthquake.
bar
cone of depression
ice shelf
epicenter
42. 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.
archipelago
stratovolcano (composite volcano)
Precambrian
Proterozoic
43. A time of unusual winds and currents in the Pacific Ocean . El Nino generally causes warmer-than-normal sea surface temperatures and increased rainfall and storm activity.
Proxima Centauri
El Nino
Paleozoic
seismoscope
44. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
inertia
outcrop
estuary
ozone depletion
45. The remains of an extremely massive star pulled into a small volume by the force of gravity.
black hole
fossil
Mars
island arc
46. Deserts formed by blocking moisture-bearing winds with mountain barriers.
humus
discharge
rain shadow deserts
hemisphere
47. Lies half way between the north and south magnetic poles.
liquefaction
magnetic equator
cinder cone
asteroid
48. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
wave height
streak
ore
crater
49. Turbulent stream water flow down a steep gradient & but not as steep as in a waterfall.
tell
light-year
casts
rapids
50. The low spot between two successive waves.
star
boundary
wave trough
terrestrial
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests