Encyclopedia of Physical Science and Technology, Volume 8Robert Allen Meyers |
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Page 558
... earth is at most 267 km wide , and even the area of partial eclipse , where the observer is in the moon's penumbra , is about 6500 km wide . The duration of totality is always less than 7.5 min . Lunar eclipses are thus more frequently ...
... earth is at most 267 km wide , and even the area of partial eclipse , where the observer is in the moon's penumbra , is about 6500 km wide . The duration of totality is always less than 7.5 min . Lunar eclipses are thus more frequently ...
Page 560
... earth is small , particularly if the body is not in the earth's immediate neighborhood . In a more re- cent variation of the capture theory , planetesi- mals were captured by the earth and later ac- creted to form the moon . C. FISSION ...
... earth is small , particularly if the body is not in the earth's immediate neighborhood . In a more re- cent variation of the capture theory , planetesi- mals were captured by the earth and later ac- creted to form the moon . C. FISSION ...
Page 676
... EARTH MODEL If the earth is assumed to be a homogeneous sphere in concentric layers , then its external gravitational potential is given by U ( r ) = −GM / r geocentric position vector . Gravity , on the other hand , is the sum of ...
... EARTH MODEL If the earth is assumed to be a homogeneous sphere in concentric layers , then its external gravitational potential is given by U ( r ) = −GM / r geocentric position vector . Gravity , on the other hand , is the sum of ...
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absorption angular application atoms axis beam bond brane chemical circuits cluster cluster compounds complex components compounds concentration constant coordinate cosmic rays cosmogenic cosmogenic nuclides curve density dye laser earth effects electronic energy equation example fiber flux force frequency function gyroscope heat inertial interaction ionization ions laser ligand linear liquid magnetic material mbar measured mechanical membrane ment metal meteorites meteoroid method micelle microwave mineral mining mode mode-locked module molecular molecule moments of inertia moon Mössbauer Mössbauer spectroscopy motion multiphoton nuclear nuclei operation optical orbitals oscillation output oxide parameters particles phase photon polar potential pressure production pulse radiation radionuclides reaction resonance reverse osmosis rock Rossby waves rotational sample separation shown in Fig signal solution specific spectra spectroscopy spectrum stratosphere structure surface surfactant symmetric temperature tion transition transverse mode two-photon velocity vertical vibrational wave waveguide wavelength