Fact and Fancy |
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Page 55
... layers , with the lighter gases floating on top . Perhaps the earth's at- mospheric supply of helium and hydrogen were to be found up there , floating on the denser gases below . He called this upper layer the stratosphere ( “ sphere of ...
... layers , with the lighter gases floating on top . Perhaps the earth's at- mospheric supply of helium and hydrogen were to be found up there , floating on the denser gases below . He called this upper layer the stratosphere ( “ sphere of ...
Page 59
... layers , about 70 miles high . It is called the Kennelly - Heaviside layer in their honor . Higher layers ( at about 120 miles and 200 miles ) were dis- covered in 1927 by the British physicist , Edward Victor Apple- ton , and these are ...
... layers , about 70 miles high . It is called the Kennelly - Heaviside layer in their honor . Higher layers ( at about 120 miles and 200 miles ) were dis- covered in 1927 by the British physicist , Edward Victor Apple- ton , and these are ...
Page 60
... layers have received objective letters . The Kennelly - Heaviside layer is the E layer , while the Appleton layers are the F1 layer and F2 layer . Between the F1 layer and the E layer is the E region and below the E layer is the D ...
... layers have received objective letters . The Kennelly - Heaviside layer is the E layer , while the Appleton layers are the F1 layer and F2 layer . Between the F1 layer and the E layer is the E region and below the E layer is the D ...
Contents
INTRODUCTION | 11 |
Lifes Bottleneck | 17 |
No More Ice Ages? | 31 |
Copyright | |
7 other sections not shown
Common terms and phrases
absolute magnitude actually Alpha Centauri Andromeda Andromeda galaxy apparent astronomers atmosphere atoms average billion bits body bright brighter built-in doubter captured carbon dioxide cent Cepheids circle close comet cometary planetoids concentration factor course Darwin decrease Delta Cephei diameter distance Earth Earth's center Earth's motion Earth's surface energy equal Equation escape velocity euphotic zone exist fact formed full Moon Galactic center Galaxy Galileo globular clusters gravitational force Greek hydrogen Ice Ages Jupiter Kapp land layer less light-years Magellanic Clouds Mars mass matter means measure mercury miles a second miles an hour miles/sec missile molecules Moon's move naked eye Neptune nova number of stars ocean orbit oxygen parallax parsecs particles Phobos phosphorus planetary planetoids Pluto Population reach reason satellite Saturn scientist seems seen Solar System space spaceship sphere supernova suppose telescope temperature Tenth Planet theory thing tion universe Uranus Venus visible weight