The New book of knowledge, Volum 11An illustrated encyclopedia containing over 9,000 articles on history, literature, art and music, geography, myths and legends, mathematics, science, hobbies, holidays and festivals, games, sports, crafts, medicine, law, government, industry, politics, and other topics. |
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Side 30
EARTHQUAKE -O 750 KILOMETERS (465 MILES) BELOW SURFACE
RECORDING STATION P waves from underground earthquakes travel directly to
an observatory. pP waves bounce off the earth's crust, then travel to the
observatory.
EARTHQUAKE -O 750 KILOMETERS (465 MILES) BELOW SURFACE
RECORDING STATION P waves from underground earthquakes travel directly to
an observatory. pP waves bounce off the earth's crust, then travel to the
observatory.
Side 90
Waterways and Lakes The Nile River flows north through Egypt for about 1,500
kilometers (930 miles), cutting a narrow, troughlike valley. This very fertile valley
ranges from about 15 to 25 kilometers (10 to 15 miles) in width. The river empties
...
Waterways and Lakes The Nile River flows north through Egypt for about 1,500
kilometers (930 miles), cutting a narrow, troughlike valley. This very fertile valley
ranges from about 15 to 25 kilometers (10 to 15 miles) in width. The river empties
...
Side 142
Cables Beneath the Sea More than 250,000 kilometers (136,000 nautical miles)
of cable stretch across the bottom of the oceans. This vast network connects all
the continents except Antarctica. The first deep-sea cable carried telegraph ...
Cables Beneath the Sea More than 250,000 kilometers (136,000 nautical miles)
of cable stretch across the bottom of the oceans. This vast network connects all
the continents except Antarctica. The first deep-sea cable carried telegraph ...
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19th century actinide series Africa Age of Exploration Akhenaten alternating current American ancient animals became began British building built called canal century changes charge chemical church cities coast coil crust developed earth earthquake East eclipse Ecuador eels eggs Egypt Eisenhower electric current electric motor electronic music electrons elements elephants elevator energy engine England English Equatorial Guinea ERBIUM Eskimos Ethiopia Europe European explosives fish flow France Greek heat important Indian Indian elephant industry iron islands kilometers kind king land language lanthanide learned light live magnet ment metal meters modern mountains move nations North ocean oxygen painted Parliament plants plate poems poet poles pollution produce promethium radio River rock Roman schools scientists Soviet Spain steam surface tion United uosipg voltage vote waves William wire wrote