Philosophical MagazineTaylor & Francis, 1804 - Physics |
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Page 6
... heat , or rapidly from heat to cold . Being desirous of subjecting animals to these three dif- ferent circumstances , I employed ants . It is well known that these insects pass the whole winter in a state of torpor in their hills ...
... heat , or rapidly from heat to cold . Being desirous of subjecting animals to these three dif- ferent circumstances , I employed ants . It is well known that these insects pass the whole winter in a state of torpor in their hills ...
Page 31
... heat or light of the sun , or both , that produces the change , remains to be examined . In the following experiment it appears that heat is the cause of dissipating the blue when in solution . If a cylinder of zinc be left for some ...
... heat or light of the sun , or both , that produces the change , remains to be examined . In the following experiment it appears that heat is the cause of dissipating the blue when in solution . If a cylinder of zinc be left for some ...
Page 127
... heat almost insupportable ; yet the operation must be continued till they are cold , for they can be rolled only while hot ; and , that they may not unroll themselves , it is essentially necessary that they should cool under the hand ...
... heat almost insupportable ; yet the operation must be continued till they are cold , for they can be rolled only while hot ; and , that they may not unroll themselves , it is essentially necessary that they should cool under the hand ...
Contents
OF | 3 |
History of Astronomy for the Year 1803 Read at | 10 |
Gerions Errors | 14 |
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