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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 type of thermal spring which ejects water intermittently with considerable force.
water clarity
geyser
exotic river
permafrost
2. That part of the continental margin that lies between the continental shelf and the continental rise. Slope relatively steep & 3o - 6o. The continental slope is underlain by crustal rocks of the continent.
continental rise
continental slope
tectonic Plates
pipe
3. A group of stars that appear to make a pattern in the sky. The Big Dipper is a constellation.
constellation
cave
ice sheet
oceanic crust
4. The zones of seismic activity long which plates are in contact.
vesicle
oceanic trench
plate boundaries
natural resources
5. The processes of weathering by which physical actions such as frost wedging break down a rock into fragments & involving no chemical change.
Proxima Centauri
disintegration (mechanical weathering)
hardpan
hardness
6. Fossils formed when water containing minerals leaks into a mold. The minerals harden to form a copy of the original structure or organism.
transform boundary
casts
Continntal Drift Theory
jetty
7. Heat extracted from the Earth for use as an power source.
lahar
Pangea
water table
geothermal energy
8. The region of a shore that is covered at high tide and exposed at low tide.
Hadean
intertidal zone
humid
Sun
9. A famous scientist who proposed that the Sun was the center of the solar system not the Earth. (Heliocentrism)
Pelean eruption
Copernicus & Nicholas
isostatic change in sea level
base
10. The point on the Earth's surface that is directly above the focus of an earthquake.
cave
epicenter
hemisphere
tidal delta
11. The initial point within the Earth that ruptures in an earthquake & directly below the epicenter. The point within the Earth which is the center of an earthquake & at which strain energy is first released and converted to elastic wave energy.
eon
nova -- (Supernova)
focus
rainforest
12. A method of sediment transport in which the turbulence of a fluid is able to keep particles supported in the fluid.
suspension
resources
continental rise
groin
13. Refers to rock or sediments made up primarily of broken fragments of pre-existing rocks or minerals.
continental rise
clastic
s- wave (secondary wave & shear wave)
mineral
14. An area of land that delivers runoff water & sediment & and dissolved substances to surface water bodies & such as rivers or lakes. All watersheds consist of boundaries & a basin and collection areas.
watershed
atoll
compass Rose
groundtruthing
15. 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.
seastack
vesicle
cementation
inner core
16. Gases (primarily water and carbon dioxide & but also a variety of sulfur and nitrogen compounds and gaseous hydrocarbons) that trap the Sun's heat in the atmosphere.
greenhouse gases
eon
igneous rock
igneous rock
17. An abandoned meander .
loess
eclipse
permafrost
oxbow
18. Scratches & or small channels & gouged by glacier action. Occur on boulders & pebbles & and bedrock. Striations along bedrock indicate direction of ice movement.
Mesozoic
moraine
atoll
striations
19. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
nuee ardente
swash and back wash
precipitation
plain
20. Containing moisture.
dust bowl
Pillow Lava
humid
fjord
21. The current geologic era & which began 66.4 million years ago and continues to the present.
foliated
rainforest
Cenozoic
peat
22. An earthquake that follows and has its epicenter near a larger earthquake.
basalt
sandstorm
aftershock
cinder cone
23. Living on land.
terrestrial
smelting
absolute time
wave length
24. Mountains & characterized by extensive folding and thrust faulting & that form at convergent plate boundaries on continents.
nonfoliated
fold and thrust mountains
gravity
abundant metal
25. The resistance of a mineral to scratching & as measured by the Mohs scale.
Continntal Drift Theory
gemstone
hardness
resources
26. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
Sun
Earth
Modified Mercalli Scale
ground water
27. The process by which building stone & usually in blocks or sheets & is extracted from the Earth. radiation -- (Electromagnetic radiation) -- energy that travels through space in the form of waves without the intervention of matter & as in the transp
quarrying
continental divide
galaxy
spring
28. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
ozone
triangulation
inertia
atoll
29. The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
geothermal energy
fossil fuel
epicenter
inertia
30. A broad & deep & generally straight furrow carved in bed rock by the abrasive action of debris embedded in a moving glacier. Larger and deeper than a glacial striation.
levees
groove
continental divide
arch
31. The peak flow of water that tops the banks of a stream channel.
flood
pathogen
swells
calving
32. An atmospheric shield providing the Earth with protection from ultra-violet rays which can cause sun burn & skin cancer and the destruction of the delicate plant life which supports the planet's food chain.
lahar
habitat
ozone layer
drainage divide
33. The partial or complete blocking from view of one object by another.
pyroclastic
eclipse
intertidal zone
moraine
34. To preserve & or to avoid wasteful use.
conserve
steppe
you-shaped valley
equinox
35. Of or relating to or containing basalt & a dark & dense & extrusive rock that has a silica content of 40% to 50% and makes up most of the ocean floor.
cementation
crust
basaltic
resources
36. An eruption of lava that takes place from a fracture & usually without producing a cone.
striations
Cenozoic
p- wave (primary wave & compressional wave)
fissure eruption
37. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
magnetic equator
acid rain
convergent boundary
convergent boundary
38. The color of a mineral in its powdered form obtained from scraping a sample on a ceramic plate
groundtruthing
water table
transform boundary
streak
39. Any object that revolves around another object in space.
aquifer
satellite
bar
intensity
40. Distance over which wave-forming winds blow.
fetch
continental slope
abyssal plain
loess
41. The seaward edge of coast between low tide and effective wave action.
loess
Sun
precipitation
shore
42. A ridge of high water associated with a hurricane and which floods over the shore .
era
biogenic sediment
storm surge
stalagmite
43. A cavity in a lava & formed by the entrapment of a gas bubble during solidification of the lava.
surf
vesicle
reserves
fossil
44. The layer of gases (air) & that surrounds a planet or moon.
permafrost
atmosphere
caldera
ozone
45. Elongated rises on the ocean floor where basalt periodically erupts & forming new oceanic crust.
chlorofluorocarbons (CFC's)
fault
eustatic change in sea level
mid-ocean ridges
46. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
epoch
current speed
dust bowl
tide
47. A thickened elevated region of Earth's crust that is mainly (but not entirely) above sea level.
continent
tide
seamount
Mesozoic
48. A post of dripstone growing up from a cave floor.
sedimentary rock
erosion
stalagmite
continental rise
49. A hole or basin cut into bedrock of a stream by the abrasive action of pebbles and sand swirled by turbulent stream flow.
barrier beaches
wave trough
nutrient
pothole
50. Water beneath the Earth's surface.
ecosystem
ore
denudation
ground water