Q U I Z NO. 1

Q U I Z    NO.  1

1. Multiple Choice: The ice sheet that covered northeastern United States came from

which of the following locations?

w) Labrador center in eastern Canada

x) Keewatin center in central Canada

y) Cordilleran center in the Rocky Mountains

z) Greenland

ANSWER: W -- LABRADOR CENTER IN EASTERN CANADA

2. A volcano which is composed of lava flows and pyroclastic material and which is steep-sided and very tall is known as:

w) Syncline

x) Composite cone

y) Anticline

z) none of these

ANSWER: X -- COMPOSITE CONE

3. The solidified lava of a volcano belongs to which rock family? Is it:

w) igneous

x) metamorphic

y) sedimentary

z) fossilized

ANSWER: W – IGNEOUS

4. In geological studies, a dome shaped intrusion is called a:

w) volcanic neck

x) laccolith

y) nuee ardente

z) caldera

ANSWER: X – LACCOLITH

5. Shiprock in New Mexico is a:

w) laccolith

x) volcanic neck

y) cinder cone

z) caldera

ANSWER: X -- VOLCANIC NECK

6. Iceland has a great deal of volcanic activity. The reason for this is:

w) it was formed above a mid-ocean rift.

x) it is part of the "Ring of Fire".

y) two tectonic plates are rubbing against each other under Iceland.

z) the American plate is diving under the European plate in this region.

ANSWER: W -- IT WAS FORMED ABOVE A MID-OCEAN RIFT.

7. Of the following, the rock that is most resistant to both chemical and mechanical weathering is:

w) shale

x) limestone

y) marble

z) quartzite

ANSWER: Z – QUARTZITE

8. Which of the following energy sources does NOT originally come from the Sun?

w) wind

x) Ocean thermal energy conversion

y) geothermal

z) hydroelectric

ANSWER: Y – GEOTHERMAL

9. What percentage of the earth's atmosphere does O2 comprise?

w) 75%

x) 50%

y) 21%

z) 32%

ANSWER: Y -- 21%

10. The tanning rays of the sun are called:

w) infrared rays

x) visible light

y) ultraviolet rays

z) gamma rays

ANSWER: Y -- ULTRAVIOLET RAYS

11. What is the relative humidity when the absolute humidity is 3 grams per cubic meter and the air has a capacity of 12 grams per cubic meter?

w) 4%

x) 9%

y) 25%

z) 400%

ANSWER: Y -- 25%

12. While many different gases are found in the atmosphere, a number

do NOT contribute significantly to solar heating of the atmosphere. Which TWO of the following gases do NOT absorb much heat?

w) carbon dioxide

x) nitrogen

y) water vapor

z) oxygen

ANSWER: X and Z -- NITROGEN and OXYGEN

 13. Global climate change is being attributed to the atmospheric increase

in what two gases produced by human activities?

w) oxygen and hydrogen

x) ozone and methane

y) nitrous oxide and sulfur dioxide

z) methane and carbon dioxide

e) ozone and carbon monoxide

ANSWER: Z -- METHANE AND CARBON DIOXIDE

14. The concentration of carbon dioxide in the atmosphere is in the range of:

w) 1-10 parts per million

x) 10-100 parts per million

y) 100-1000 parts per million

z) 1000-10,000 parts per million

ANSWER: Y -- 100-1000 PARTS PER MILLION (the exact number is 350 ppm as of

the time of this article)

14. In geological studies, all of the following are TRUE of P waves except that they:

w) are body waves

x) travel like sound waves

y) can pass through liquids

z) are slower than S waves

ANSWER: Z -- ARE SLOWER THAN S WAVES

15. Which of the following terms is used to describe the appearance of a mineral in transmitted light? Is it:

w) diaphaneity (pron: die-ah-fah-na-ah-tee)

x) translucence

y) opaqueness

z) porosity

ANSWER: W – DIAPHANEITY

16. In geological studies, arkose contains which of th following minerals which gives it a reddish color?

w) orthoclase

x) calcite

y) aragonite (pron: a-rag-o-nite)

z) quartz

ANSWER: W – ORTHOCLASE

17. Which one of the following minerals does NOT contain silicatetrahedrons?

w) quartz

x) muscovite

y) halite

z) orthoclase

ANSWER: Y – HALITE

18. Which of the following minerals is noted for its one perfect cleavage?

w) calcite

x) muscovite

y) quartz

z) pyrite

ANSWER: X – MUSCOVITE

19. Which of the following gases is given off in the acid test of a carbonate mineral?

w) chlorine

x) nitrogen

y) carbon dioxide

z) sulfur dioxide

ANSWER: Y -- CARBON DIOXIDE

20. Fine parallel lines, or striations, are most likel to be seen on a cleavage surface of which of the following minerals?

w) quartz

x) orthoclase

y) hornblende

z) plagioclase (pron: play-gee-o-klase)

ANSWER: Z – PLAGIOCLASE

21. Which of the following minerals is NOT a silicate?

w) orthoclase

x) muscovite

y) augite (pron: aw-jIt)

z) magnetite

ANSWER: Z – MAGNETITE

22. Which of the following pairs contains one igneous and one sedimentary rock?

w) shale and marble

x) sandstone and quartzite

y) granite and limestone

z) obsidian and gneiss

ANSWER: Y -- GRANITE AND LIMESTONE

23. Which of these pairs of minerals are always found in granites?

w) muscovite and calcite

x) quartz and orthoclase

y) hornblende and talc

z) augite and magnetite

ANSWER: X -- QUARTZ AND ORTHOCLASE

24. An example of a rock whose minerals have been crushed into thin sheets or bands is:

w) shale

x) schist

y) conglomerate

z) granite

ANSWER: X – SCHIST

25. The hydrolysis of orthoclase results in the formation of:

w) shale

x) kaolin

y) lime

z) hydrochloric acid

ANSWER: X – KAOLIN

26. The deposits of loess in the United States probabl originated as which of the following?

w) talus

x) rock flour

y) humus

z) geyserite

ANSWER: X -- ROCK FLOUR

27. This sedimentary rock was used to build the Pantheon and the Colossium:

w) marble

x) travertine

y) sandstone

z) ironstone

ANSWER: X – TRAVERTINE

28. Which of the following is an igneous rock?

w) Granite

x) Shale

y) Coal

z) Slate

ANSWER: W – GRANITE

29. Which of the following is a metamorphic rock?

w) sandstone

x) granite

y) quartz

z) marble

ANSWER: Z – MARBLE

30. The black sand of the Hawaiian Islands is composed of which of the following?

w) dark limestone

x) quartz

y) gypsum

z) basalt

ANSWER: Z – BASALT

31. All of the following are examples of chemically precipitated sedimentary rock except:

w) limestone

x) sandstone

y) dolomite

ANSWER: X – SANDSTONE

32.  Which of the following materials is the hardest?

w) calcite

x) silicon carbide

y) topaz

z) quartz

ANSWER: X -- SILICON CARBIDE

33. Igneous rocks that form from magma are known as:

w) minerals

x) granite

y) intrusive rocks

z) gneiss (pron: nice)

ANSWER: Y -- INTRUSIVE ROCKS

34. The mineral halite is:

w) potassium chloride

x) sodium chloride

y) calcium chloride

z) calcium bromide

ANSWER: X -- SODIUM CHLORIDE

35. What is the name of the white clay which has been used for thousands of years in the fabrication of ceramic bodies? Is it:

w) Talc

x) Kaolin

y) Feldspar

z) Quartz

ANSWER: X – KAOLIN

36. An agate is a form of what mineral?

w) magnetite

x) feldspar

y) quartz

z) copper

ANSWER: Y – QUARTZ

37. Which of the following is the name of the partly melted rock layer on which the plates move?

w) lithosphere

x) asthenosphere

y) hydrosphere

z) outer core

ANSWER: X – ASTHENOSPHERE

38. Which of the following areas is closest to the total surface area of the earth in square kilometers?

w) 500 million

x) 500 billion

y) 500 thousand

z) 5 billion

ANSWER: W -- 500 MILLION

39. We know that the OUTER core is liquid because:

w) P waves pass through it

x) S waves pass through it

y) P waves cannot pass through it

z) S waves cannot pass through it

ANSWER: Z -- S WAVES CANNOT PASS THROUGH IT

40. Field capacity represents the maximum quantity of water held:

w) in the soil against the force of gravity

x) in the ground water zone

y) in the intermediate zone

z) below the water table

ANSWER: W -- IN THE SOIL AGAINST THE FORCE OF GRAVITY

41. Trade winds are persistent easterly winds develope between:

w) subtropical high pressure and equatorial doldrum

x) subtropical high pressure and subpolar low pressure

y) westerlies and polar highs

z) none of the above

ANSWER: W -- SUBTROPICAL HIGH PRESSURE AND EQUATORIAL DOLDRUM

42. An open-ocean community is also called a:

w) pelagic community (pron: pe-laj-ick)

x) benthic community (pron: ben-thik)

y) lentic community (pron: len-tick)

z) lotic community (pron: lot-ick)

ANSWER: W -- PELAGIC COMMUNITY

43. A lake or pond community is also known as a:

w) pelagic community (pron: pe-laj-ick)

x) benthic community (pron: ben-thick)

y) lentic community (pron: len-tick)

z) lotic community (pron: lot-ick)

ANSWER: Y -- LENTIC COMMUNITY

44. The tectonic plates on which India and the adjacen portion of Asia ride are colliding at a rate of:

w) 1-10 millimeters per year

x) 1-10 centimeters per year

y) 1-10 meters per year

z) 1-10 decimeters per year

ANSWER: X -- 1-10 CENTIMETERS PER YEAR

45. In which of these states can large numbers of drumlins be found?

w) Oregon

x) California

y) Texas

z) Wisconsin

ANSWER: Z – WISCONSIN

46. Which one of these glacial features is believed to have formed in the bed of a subglacial stream?

w) an esker

x) a kame

y) a drumlin

z) a moraine

ANSWER: W -- AN ESKER

47.  In which of the following is a continental glacier found?

w) Switzerland

x) the Rockies

y) Greenland

z) the Andes Mountains

ANSWER: Y – GREENLAND

48. Deposits that form when the ice in a glacier melts are called:

w) drifts

x) dunes

y) veins

z) cirques (pron: serks)

ANSWER: W – DRIFTS

49. The earth's climate has been warming since the las glacial period which ended about how many years ago?

w) 1,000 to 2,000 years ago

x) 10,000 to 20,000 years ago

y) 100,000 to 200,000 years ago

z) 1,000,000 to 2,000,000 years ago

ANSWER: X -- 10,000 TO 20,000 YEARS AGO

50. Cirrus clouds are:

w) rain clouds

x) thick and fleecy

y) made of ice crystals

z) low cloud layers

ANSWER: Y -- MADE OF ICE CRYSTALS