The New Encyclopaedia Britannica: Macropaedia : Knowledge in depth |
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Page 130
... produced by plants in the vicinity . Protection against predators . A most effective form of chemical protection is found in marine slugs and snails that produce strong acid secretions when disturbed . These secretions can injure other ...
... produced by plants in the vicinity . Protection against predators . A most effective form of chemical protection is found in marine slugs and snails that produce strong acid secretions when disturbed . These secretions can injure other ...
Page 457
... produced . This produces a flux of 8 X 1010 neutrinos per square centimetre per second at the Earth . These neutrinos have an energy ( less than 0.42 MeV ) that is too low to be Neutrino detected by present experiments , so there is ...
... produced . This produces a flux of 8 X 1010 neutrinos per square centimetre per second at the Earth . These neutrinos have an energy ( less than 0.42 MeV ) that is too low to be Neutrino detected by present experiments , so there is ...
Page 463
... produce X - ray bursts and radio bursts and also heat the surface . The protons produce gamma- ray lines by exciting ... produced . When the interplanetary field switches to a direction opposite the Earth's field , or when big clouds of ...
... produce X - ray bursts and radio bursts and also heat the surface . The protons produce gamma- ray lines by exciting ... produced . When the interplanetary field switches to a direction opposite the Earth's field , or when big clouds of ...
Contents
SÃO PAULO | 3 |
SCANDINAVIAN LITERATURE | 10 |
The History of SCIENCE | 32 |
Copyright | |
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activity animals appears become behaviour body brain called cause cells central centre century changes chemical classical close common completely consists contains continued culture direction dreams early effects example existence experience female fibres field Figure frequency function Greek groups hair head hearing human important increase individual influence inner interest Italy known late later less light literature major male material means mechanical membrane methods middle move movement muscle nature nerve NREM objects observed occurs organs original pattern period person plays position produced receptors relief response result retina sculpture sense sensitivity sensory sexual Shakespeare slavery slaves sleep social society sound species stage stimulation structure style surface taste theory tion types usually vision visual