A short course in astronomy and the use of the globes (1871)
Kiddle, Henry, 1824-1891 · New York, Chicago, Ivison, Blakeman, Taylor & co. · leaf 118
to conceal the sun fromour view. A lunar eclipse is caused by the passage of the moonthrough the earths shadow. By a shadow is meant simply the space from which the light ofa luminous body is wholly intercepted by the interposition of someopaque body. Since light proceeds from a luminous body in… … 181. What is an eclipse ? Of how many kinds are eclipses ? What is a solareclipse ? A lunar eclipse ? What is meant by the shadow ? Its form ? What is itsometimes called ? What is the penumbra ? 116 ECLIPSES. luminous body is larger than either of the opaque bodies. Theshadow is sometimes called by…
Astronomy
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