...receives more radiant heat than it projects, and becomes heated; but when, by the revolution of its axis, this portion is turned from the source of heat,...if, on a clear night, we place a thermometer upon a grass-plat, and another upon a gravel walk, or the bare soil, we shall find the temperature of the...

...turned from the source of heat, the radiation into space still continues, and being uncompen sated, the temperature declines. In consequence of the different...if on a clear night we place a thermometer upon a grass-plat, and another upon a gravel-walk or the bare soil, we shall find the temperature of the former...

...transparent media as well as in vacuo; but in the former case, the effect is modified by the equalising power of the medium. " Any portion of the surface...if on a clear night we place a thermometer upon a grass-plat, and another upon a gravel walk or the bare soil, we shall find the temperature of the former...

...the body is completely enclosed, yet that it may not be so by the other law of heat, conduction. 222. "Any portion of the surface of the globe which is...of radiation, two contiguous portions of the system ef the earth will become of different temperatures ; and if on a clear night' we place a thermometer...

...transparent media as well as in vacua ; but in the former case, the effect is modified by the equalising power of the medium. Any portion of the surface of...if on a clear night we place a thermometer upon a grass-plat, and another upon a gravel walk or the bare soil, we shall find the temperature of the former...