A preposition links a noun, pronoun, or phrase to another part of a sentence. Because many prepositions show direction, some say that "a preposition is anywhere a cat can go."The cat walked across…
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by Mark Hughes Related Links Great Wall of China Famous Buildings and Structures Seven New Wonders Try our Great Wall of…
You will often hear astronomers refer to the brightness of an object in terms of an objects apparent magnitude.
The term apparent magnitude refers to a star's apparent brightness, or how bright the…
(Encyclopedia) crater, circular, bowl-shaped depression on the earth's surface. (For a discussion of lunar craters, see moon.) Simple craters are bowl-shaped with a raised outer rim. Complex craters…
(Encyclopedia) Ptolemaic systemPtolemaic systemtŏlˌəmāˈĭk [key], historically the most influential of the geocentric cosmological theories, i.e., theories that placed the earth motionless at the…
(Encyclopedia) calendar [Lat., from Kalends], system of reckoning time for the practical purpose of recording past events and calculating dates for future plans. The calendar is based on noting…
A Titanic StruggleClassical MythologyTales Of The TitanicA Titanic StruggleClash of the Titans After gaining their own freedom, the Titans made Cronus their king and freed the Cyclopes and their…
From Dusk to Dawn: The Sisters of HeliusClassical MythologyFriends, Fairies, and Fairy Tale MonstersFrom Dusk to Dawn: The Sisters of HeliusThe Good-Time God: PanThe Fairy Tale World: Giants, Ogres,…
