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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. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
acid rain
rock cycle
exotic river
icecap
2. The Earth's crust underlying the ocean basins which is formed at mid-oceanic ridges. It is typically 5 to 10 kilometers thick composed of basalt.
steppe
abundant metal
sinkhole
oceanic crust
3. Heat transport by moving particles & and the thermal energy that they carry & to a new location.
convection
oceanic trench
zone of saturation
humid
4. A study designed to collect critical data to be used for comparison or as a control in a later study.
calving
oxbow
baseline study
levees
5. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
lava flood (plateau basalt)
wind farm
weathering
rapids
6. An eon of geologic time extending from about 3.9 billion years to 2.5 billion years ago.
hydrologic cycle
conduction
archaean
Uranus
7. Mars is named after the Roman god of war. It is the fourth planet from the Sun.
chemical sedimentary rock
eon
Mars
streak
8. Evidence in rock of the presence of past life & such as a dinosaur bone & an ancient clam shell & or the footprint of a long-extinct animal as well as life history artifacts.
storm surge
nautical mile
eustatic change in sea level
fossil
9. A narrow strip of land along the margin of the ocean extending inland for a variable distance from low water mark.
solstice
pipe
barrier reef
coast
10. Any natural concentration of a valuable material in the Earth's crust & whether that material can be extracted profitably or not.
intrusive
suspension
escarpment
mineral deposit
11. A hot & gaseous & self-luminous celestial body & as the Sun.
star
eustatic change in sea level
erratic
divergent boundary
12. 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.
crater
zone of aeration
escarpment
El Nino
13. A major drainage divide separating the drainage to one ocean from another.
continental divide
Jupiter
ice shelf
universe
14. The two days of the year on which neither hemisphere is tilted toward or away from the sun.
Pelean eruption
equinox
lithosphere
waterfall
15. The internal resistance to flow in a liquid.
sedimentary rock
continent
viscosity
Copernicus & Nicholas
16. Evidence in rock of the presence of past life & such as a dinosaur bone & an ancient clam shell & or the footprint of a long-extinct animal as well as life history artifacts.
isostasy
collisional Boundary
fossil
archipelago
17. 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
shoreline
runoff
viscosity
18. Weathering processes that are the result of chemical reactions. Example: the transformation of orthoclase to kaolinite.
decomposition (chemical weathering)
aftershock
fetch
scour
19. A type of volcanic eruption characterized by nuees ardentes and the development of lava domes.
Pelean eruption
base
seamount
geology
20. One of several rock-forming minerals that contain at least 95% silica (quartz). and usually one or more other common elements.
archaean
deposition
convection cell
silicate
21. A supercontinent that existed from the the end of the Permian to the Jurassic & 300 to 200 million years ago & assembled from large continents like Euramerica & Gondwana & and Siberia & as well as smaller landmasses like the Cathaysian and Cimmerian
Pangea
aftershock
nonfoliated
region
22. A detailed mathematical description of the cause-and-effect relationships between events that can be used to predict or explain other such events.
specific gravity
scientific model
isostatic change in sea level
open pit mining
23. 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.
Laurasia
nova -- (Supernova)
swash and back wash
volcano
24. An area in which a large number of windmills have been erected to generate electrical power.
Pelean eruption
eon
wind farm
gemstone
25. A broad & mound-like mass of glacier ice that usually spreads radially outward from a central zone.
ice sheet
reserves
aquifer
fissure eruption
26. An earthquake that follows and has its epicenter near a larger earthquake.
hydrologic cycle
aftershock
equinox
sinkhole
27. An area where fresh water comes into contact with seawater & usually in a partly enclosed coastal body of water; a mix of fresh and salt water where the current of a stream meets the tides.
biogenic sedimentary rock
asteroid
estuary
crevasse
28. A large amount of gas and dust in space & spread out in an immense volume.
acid
Jupiter
nebula
rift (graben)
29. Molten rock & containing dissolved gases and suspended solid particles. At the Earth's surface & magma is known as lava.
moraine
magma
s- wave (secondary wave & shear wave)
fold
30. The condition of equilibrium & comparable to floating & of units of the lithosphere above the asthenosphere.
El Nino
sand dune
isostasy
plate boundaries
31. Containing moisture.
liquefaction
humid
lava
sinkhole
32. The level of light that penetrates through water.
water clarity
subtropical deserts
acid rain
Uranus
33. A portable time keeper with a mechanism for ensuring accuracy and adjusting itself & used for determining longitude at sea.
marine Chronometer
denudation
dust bowl
Jupiter
34. The method of locating an epicenter by determining how far it lies from three widely separated seismographs.
triangulation
peat
sandstorm
fold
35. The persistence of wind-formed waves after wind ceases.
water clarity
swells
crust
Sun
36. (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.
water table
sinkhole
exotic river
Venus
37. To preserve & or to avoid wasteful use.
observator
casts
nonfoliated
conserve
38. Sediments produced directly by the life processes of plants or animals.
biogenic sediment
continental slope
tidal delta
solar system
39. A device built to study distant objects by making them appear closer.
observator
luster
telescope
fault
40. The processes of weathering by which physical actions such as frost wedging break down a rock into fragments & involving no chemical change.
telescope
suspended load
Pluto
disintegration (mechanical weathering)
41. The height of a place above sea level.
elevation
wave length
epoch
stratification
42. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
tide
smelting
basalt
convection
43. As applied to glacier ice & the process by which ice below the snow line is wasted by evaporation and melting.
sod
ablation
stalagmite
seamount
44. The rigid outer shell of the Earth. It includes the crust and uppermost mantle and is on the order of 100 km in thickness.
lithosphere
Pelean eruption
sand dune
tidal inlet
45. A narrow strip of land that has water on either side and connects two larger bodies of water.
secchi disk
asteroid
ozone
isthmus
46. A ridge of high water associated with a hurricane and which floods over the shore .
decomposition (chemical weathering)
storm surge
Gondwana
intertidal zone
47. 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.
cinder cone
telescope
hardpan
sediment
48. The speed at which water flows.
calving
current speed
nutrient
Andromeda
49. The accumulation of material in layers or beds.
stratification
Hale-Bopp
icecap
water table
50. 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.
lava lake
plate boundaries
ozone
drainage basin