A mixture of carbon bisulphide vapour and nitric oxide burns with a very intense blue-coloured flame, which is very rich in the violet or actinic rays. [Please select]
0
The same phenomenon is exhibited in perfection by our actinic clouds, the only condition necessary to its production being the smallness of the particles. [Please select]
0
A plate of selenite placed between the Nicol and the actinic cloud shows the colours of polarized light; in fact, the cloud itself plays the part of a polarizing Nicol. [Please select]
0
Young's speculations, 50, 51 Cæsium, discovery of, 193 Calorescence, 174 Clouds, actinic, 152-154 ----polarization of, 155 Colours of thin plates, 64 ----Boyle's observations on, 65, 66 ----Hooke on the colours of thin plates, 67 ----of striated surfaces, 89, 90 Comet of 1680, Newton's estimate of the temperature of, 168 Crookes, Mr. [Please select]
0
But the old faith of the kings, owners, and rulers of the opening twentieth century had faded under the actinic light of scientific criticism. [Please select]
Do you have a better example in your mind? Please submit your sentence!