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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. Water that flows across watersheds during and immediately after severe rainstorms. In populated areas & stormwater runoff is often water that cannot be handled by existing sewer systems. Stormwater runoff is the leading source of water pollution in t
Mars
ore
stormwater runoff
aquifer
2. Forms along a coast as wave erosion cuts through a headland.
isostasy
arch
discharge
seafloor spreading
3. An era of geologic time lasting from 570 to 245 million years ago.
Paleozoic
sextant
bar
plate boundaries
4. A period of dryness & that when prolonged & causes damage to crops; a shortage of water.
drought
plutonic
bedrock
body wave
5. The reflection of light on a given mineral's surface & classified by intensity and quality.
luster
tell
glaciation
snow line
6. All unconsolidated materials above bedrock. Natural earthy materials on the Earth's surface & in places modified or even made by human activity & containing living matter & and supporting or capable of supporting plants out of doors.
marine Chronometer
soil
nutrient
geyser
7. Swamp that forms in the low lying flood plain behind a levee.
till (unstratified drift)
back swamp
moon
fluctuate
8. A device built to study distant objects by making them appear closer.
telescope
lava
geologic time scale
ozone layer
9. An instrument that detects & magnifies & and records vibrations of the Earth & especially earthquakes.
seismograph
compass Rose
seamount
fracture
10. Occurs at the intersection of the water table with the ground surface.
spring
moraine
rock
sand dune
11. A river that is able to maintain its flow through a desert because of water received from outside the desert.
exotic river
compaction
lahar
mid-ocean ridges
12. Any solid material that has settled out of a state of suspension in liquid.
geologic time scale
intrusive
sediment
luster
13. Saturn is named after the Roman god of the harvest. It is the sixth planet from the Sun.
Saturn
wave trough
water table
peat
14. The physical & chemical & and biological processes by which rock at or near the Earth's surface is broken down into smaller pieces.
frost wedging
weathering
magnetic polarity
strip mining
15. The green pigment in the cells of many plants that enables them to use sunlight to convert carbon dioxide and water into carbohydrates in the process called photosynthesis.
chlorophyll
rockslide (rock avalanche)
plate
water table
16. Swamp that forms in the low lying flood plain behind a levee.
habitat
seastack
back swamp
black smoker
17. The outermost layer of the Earth & varying in thickness from about 10 kilometers (6 miles) below the oceans & to 65 kilometers (about 40 miles) below the continents; represents less than 1 percent of the Earth's volume.
plutonic
ground moraine
convergent boundary
crust
18. A soft compact calcite & CaCO3 & with varying amounts of silica & quartz & feldspar & or other mineral impurities & generally gray-white or yellow-white and derived chiefly from fossil seashells.
anemometer
chalk
seismic gap
fjord
19. A large & basin-shaped volcanic depression & more or less circular in form. Typically steep-sided & found at the summit of a shield volcano.
barrier beaches
caldera
ozone depletion
eustatic change in sea level
20. Living parts of the environment that can renew or replace themselves.
karst
stratification
viscosity
renewable resources
21. 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.
El Nino
drainage divide
Prime Meridian
Phanerozoic
22. A large amount of gas and dust in space & spread out in an immense volume.
rockslide (rock avalanche)
nebula
ice shelf
Gondwana
23. A community of plants and/or animals and its physical environment & regarded as a unit.
global warming
ecosystem
orogeny
marine Chronometer
24. The prediction that climate will warm as a result of the addition to the atmosphere of humanly produced greenhouse gases.
salinity
observator
global warming
inertia
25. An aggregate of one or more minerals in varying proportions.
you-shaped valley
period
rock
equator
26. A large & basin-shaped volcanic depression & more or less circular in form. Typically steep-sided & found at the summit of a shield volcano.
caldera
magnetic equator
epicenter
stratum
27. The closest galaxy to the Milky way. It is approximately 2 million light-years away.
rift (graben)
Global Positioning System (GPS)
Andromeda
fold and thrust mountains
28. The chronological sequence of units of Earth time.
chemical sedimentary rock
spring
geologic time scale
plutonic
29. The point on the Earth's surface directly above the focus of an earthquake.
epicenter
ozone layer
global warming
Copernicus & Nicholas
30. Temporary accumulations of sediments that collect between low and high water marks.
beach
renewable resources
continental shelf
satellite
31. No identifiable layers of minerals in a rock sample
conserve
pothole
Prime Meridian
nonfoliated
32. The peak flow of water that tops the banks of a stream channel.
storm surge
aquifer
Pelean eruption
flood
33. To change back and forth uncertainly.
fluctuate
seafloor spreading
specific gravity
inertia
34. A major drainage divide separating the drainage to one ocean from another.
continental divide
chalk
hardness
runoff
35. Water beneath the Earth's surface.
Venus
ground water
dust bowl
strip mining
36. A sharp bend & loop or turn in a stream's course. When abandoned & it is called a meander scar or an oxbow.
pollutant
geologic column
meander
nuee ardente
37. Mountains & characterized by extensive folding and thrust faulting & that form at convergent plate boundaries on continents.
fold and thrust mountains
Uniformitarianism
clast
epoch
38. The acidity in rain due to gases from internal combustion engines and coal- and oil-burning power plants.
isostatic change in sea level
abundant metal
Pelean eruption
acid rain
39. Imaginary lines on a map or globe that measure distance in degrees north or south of the equator. Latitude lines extend horizontally & from east to west on a globe.
mineral deposit
universe
Uniformitarianism
latitude
40. The surface between the zone of saturation and the zone of aeration.
wave trough
igneous rock
water table
nonfoliated
41. A depression in the ground formed by the melting of a block of glacier ice buried or partially buried by drift.
precipitation
dust bowl
kettle
fringing reef
42. (Latin- Terra & Greek- Gaia) Earth is named after the ancient Germanic Goddess of the soil. It is the third planet from the Sun.
magnetic polarity
Earth
island arc
greenhouse gases
43. The zone below the zone of aeration in which all pore spaces are filled with water.
atlas
zone of saturation
delta
compass Rose
44. A plate boundary in which plates on opposite sides of the boundary move past each other in opposite directions. The San Andreas fault of California is a good example.
bedrock
constellation
Proxima Centauri
transform boundary
45. The partial or complete blocking from view of one object by another.
biogenic sedimentary rock
eclipse
pahoehoe
icecap
46. The presence of layers in some rocks caused by parallel alignment of minerals.
drainage divide
storm surge
foliated
habitat
47. A type of thermal spring which ejects water intermittently with considerable force.
geyser
groin
magnetic pole
spring
48. All of space and everything in it.
universe
acid rain
conserve
Pillow Lava
49. A measure of acidity.
swash and back wash
deposition
pH
galaxy
50. A seismic body wave that involves particle motion from side to side & perpendicular to the direction of wave propagation. S-waves are slower than P-waves and cannot travel through a liquid.
beach
aquifer
s- wave (secondary wave & shear wave)
hot spot