...Holding he globe by means of the needle at the north pole, incline it a little to the right. This shows the inclination of the earth's axis to the plane of the ecliptic. Looking down on the globe, you see that exactly half the Arctic circle is in the light and half in...

...Holding the globe by means of the needle at the north pole, incline it a little to the right. This shows the inclination of the earth's axis to the plane of the ecliptic. Looking down on the globe, you see that exactly half the Arctic circle is in the light, and half in...

...mathematical reasoning, and they may perhaps reject this statement with scorn, but the fact is that the inclination of the earth's axis to the plane of the ecliptic undergoes a secular change,* and future discoveries will support our position. The geologist, whose...

...all the branches of molecular physics, but also with astronomy, since climatic rhythms depend upon the inclination of the earth's axis to the plane of the ecliptic, and more remotely upon the variations in that inclination known as precession and nutation. It is for...

...year, or 365 days, 6 hours, 9 minutes, which implies an average velocity of 66,000 miles per hour. The inclination of the earth's axis to the plane of the ecliptic is 23° 28', and the variations from this value are scarcely perceptible. The most important of the...

...season. This is called "the equation of time." This disagreement between dials and clocks is caused by the inclination of the earth's axis to the plane of the ecliptic and its unequal movement in its orbit, causing slight irregularity of the solar day. STOP coughing...

...the present direction, the celestial pole would be about 47° distant from its position to-day, and the inclination of the earth's axis to the plane of the ecliptic would be the opposite to its present inclination. The position of the earth in its orbit, that now...

...implies an average velocity of 66,000 miles per hour. movements of the Earth.—The fact that the earth The inclination of the earth's axis to the plane of the ecliptic is 23° 28', and the variations from this value are scarcely perceptible. The most important of the...

...solstice, and that our aphelion approximates the summer solstice. This is to say that when, owing to the inclination of the earth's axis to the plane of the ecliptic, the sun has receded far to the south in midwinter — when the days thereby have been reduced to a...

...solstice, and that our aphelion approximates the summer solstice. This is to say that when, owing to the inclination of the earth's axis to the plane of the ecliptic, the sun has receded far to the south in midwinter — when the days thereby have been reduced to a...