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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. 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.
fetch
magma
gravity
lava
2. The portion of the continental margin that lies between the abyssal plain and the continental slope. The continental rise is underlain by crustal rocks of the ocean basin.
continental rise
you-shaped valley
Earth system
mantle
3. The direction & north (normal) or south (reversed) & that a magnetic compass needle points.
conserve
archaean
decomposition (chemical weathering)
magnetic polarity
4. To wash or scrub away.
fossil
scour
density
striations
5. The speed at which water flows.
precipitation
rapids
universe
current speed
6. A group of islands; an expanse of water with scattered islands.
oceanic trench
crevasse
archipelago
region
7. Sediments produced directly by the life processes of plants or animals.
geology
biogenic sediment
rain shadow deserts
spring
8. A commonly used scale of earthquake intensity.
Modified Mercalli Scale
magnetic equator
oceanic trench
rain shadow deserts
9. The elevation at which snow persists throughout the year.
nova -- (Supernova)
magnetic equator
snow line
zone of leaching
10. The rise and fall of sea level caused by the gravitational pull of the Sun and Moon on the Earth.
calving
tide
intertidal zone
biogenic sedimentary rock
11. Any form of water & such as rain & sleet & or snow & that falls to Earth's surface.
epicenter
archaean
precipitation
inner core
12. The distance between two successive wave crests or troughs.
wave length
baseline study
Pangea
seismoscope
13. Lava extruded beneath water characterized by pillow shapes.
flood
Pillow Lava
climate
thermal spring
14. A large area of flat or nearly flat land.
plain
continent
geyser
flash flood
15. Sediment formed by chemical precipitation from water. Example: halite precipitated as the result of the evaporation of sea water.
pathogen
chemical sediment
elevation
exotic river
16. Sediments produced directly by the life processes of plants or animals.
clast
calving
biogenic sediment
Richter scale
17. A sedimentary rock composed primarily of biogenic sediments.
biogenic sedimentary rock
crater
shield volcano
fracture
18. A comet that passed Earth in 1997 and won't return to the inner solar system until the year 4377.
chlorophyll
Hale-Bopp
Copernicus & Nicholas
pH
19. A chuck of rock or dust in space.
wind farm
Galileo
fold
meteoroid
20. Rock formed from the accumulation of sediment & Which may consist of fragments and mineral grains of varying sizes from pre-existing rocks & remains or products of animals and plants & the products of chemical action & or mixtures of these.
cementation
peat
sedimentary rock
Sun
21. An instrument that merely indicates the occurrence of an earthquake.
hardness
seismoscope
stratification
elevation
22. A sedimentary rock composed primarily of biogenic sediments.
biogenic sedimentary rock
luster
shore
stormwater runoff
23. Forms along a coast as wave erosion cuts through a headland.
arch
clast
weathering
basalt
24. An isolated & steep-sided & rocky mass or island just offshore from a rocky headland & usually on a shore platform.
Uniformitarianism
Pangea
equinox
seastack
25. A narrow & steep-walled depression in the ocean floor & much deeper than the adjacent ocean and associated with a subduction zone.
epicenter
Richter scale
trench
coast
26. One of several rock-forming minerals that contain at least 95% silica (quartz). and usually one or more other common elements.
moraine
lithosphere
silicate
hardpan
27. A measure of acidity.
ozone
mid-ocean ridges
pH
cave
28. The way in which a rock or mineral breaks in random patterns rather than cleaving
fracture
Galileo
snow line
luster
29. A mudflow composed chiefly of pyroclastic material on the flanks of a volcano.
compass
sediment
subduction zone
lahar
30. (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.
black hole
magnetic equator
archaean
Venus
31. A sedimentary rock made up of chemical sediments. Example: rock salt.
natural resources
aquifer
weathering
chemical sedimentary rock
32. The persistence of wind-formed waves after wind ceases.
triangulation
intrusive
Andromeda
swells
33. An aggregate of one or more minerals in varying proportions.
rock
basin
atmosphere
primary productivity
34. 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.
Sun
suspended load
oal
rockslide (rock avalanche)
35. (Latin- Sol & Greek- Helios)the closest star to Earth. It is a giant ball of gas without any solid surface.
Sun
hardness
sedimentary rock
breakwater
36. The point on the Earth's surface that is directly above the focus of an earthquake.
epicenter
comet
fold and thrust mountains
continental crust
37. The prediction that climate will warm as a result of the addition to the atmosphere of humanly produced greenhouse gases.
tell
global warming
plain
plutonic
38. An artificial hill formed by the debris of successive human settlements.
tell
lava flood (plateau basalt)
plain
mid-ocean ridges
39. The remains of an extremely massive star pulled into a small volume by the force of gravity.
pahoehoe
black hole
clastic
bedrock
40. A low & nearly flat accumulation of sediment deposited at the mouth of a river or stream & commonly triangular or fan-shaped.
rapids
Prime Meridian
delta
Earth
41. The solid innermost part of the core with a diameter of a little over 1 &200 km.
inner core
sod
rift (graben)
geologic time scale
42. An aggregate of one or more minerals in varying proportions.
region
rock
sand dune
cartographer
43. 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.
lava
pollutant
surf
aquatic
44. A group of stars that appear to make a pattern in the sky. The Big Dipper is a constellation.
groundtruthing
constellation
igneous rock
nova -- (Supernova)
45. A conical volcano formed by the accumulation of pyroclastic debris around a vent.
Proterozoic
groove
cinder cone
Continntal Drift Theory
46. A building that contains one or more telescopes.
observator
reservoir rock
bar
chlorophyll
47. Named after the Roman god of the sea. It is the eighth planet from the Sun.
pipe
strip mining
latitude
neptune
48. Till deposited from main body of glacier during ablation.
ground moraine
casts
compass Rose
current speed
49. 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
convection
disintegration (mechanical weathering)
compaction
50. 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.
pyroclastic
thrust fault
Proterozoic
denudation