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The Solar System Song - Sing-A
The Solar System Song - Sing-A

... Ro-tating and revolving too In orbits one by one. Now the planets they have satellites – but we just call them moons And comets made of rock and ice could be harbingers of doom Ast-er-oids are rocks and dust that are floating round the sun If gravity pulls them in to earth, a meteor they become. The ...
answer key
answer key

... Use an appendix to find the length of a light year. White this length with regular numerals. 9.46 x 1015m. 9,460,000,000,000,000m ...
Chapter 5
Chapter 5

...  expansionism the actions and attitudes of a state or country whose goal is to expand its power and territory  Indigenous someone born in a country; the first inhabitants of an area  Compass – an instrument used for finding the direction a ship is travelling – origin China about 1700 yrs ago – us ...
Solar System Teacher Notes
Solar System Teacher Notes

... Shadows are caused by objects blocking the sun’s rays from hitting the Earth. In the morning, shadows are toward the west. Around noon, shadows are closest to the object. In the evening, shadows are toward the east. The Earth is mostly made up of water and this is why Earth is different from other p ...
Observing the Sky
Observing the Sky

... stones are positioned such that they would have lined up with the sun during the summer solstice 6,000 years ago. The summer solstice occurs on the longest day of the year. Artifacts found at the site near Nabta suggest that it was, created by African cattle herders. These people probably used this ...
The Passage of Time Moon, Moonth, Month Sidereal (Star) Time
The Passage of Time Moon, Moonth, Month Sidereal (Star) Time

... • Not exact: Moon’s phase cycle is 29.5 days. • 12 lunar cycles is also close to a full year; 354 days instead of 365 (12 x 29.53059 = ...
KOI-3158: An extremely compact system of five
KOI-3158: An extremely compact system of five

... means that KOI-3158 is part of a hierarchical triple system. The target star oscillates, being the densest star with detected solar-like oscillations found to date (i.e., having the highest large frequency separation). We provide precise stellar properties from grid-based modeling, including an aste ...
Geocentric vs. Heliocentric
Geocentric vs. Heliocentric

... The earth is at the center The Sun, stars, and planets on their spheres revolve around the earth: explains daily movement To account for unusual planetary motion epicycles were introduced Fit the Greek model of heavenly perfection – spheres are the perfect shape, circular is the perfect motion. ...
Inner Planets - Spokane Public Schools
Inner Planets - Spokane Public Schools

... The eight planets in our solar system are divided into two groups: inner planets and outer planets. The inner planets are closest to the sun. They are Mercury, Venus, Earth and Mars. These planets are also called the terrestrial planets because they are most similar to Earth. Mercury is a small plan ...
Slide 1
Slide 1

... decrease. ...
File
File

... Absolute magnitude is the brightness of the star compared to other stars at the same distance. Apparent magnitude is how bright it appears from Earth. ...
The Sky from Earth
The Sky from Earth

... • An area of the sky and all the items in that area ...
Summing up the solar system
Summing up the solar system

... quickly, shrank, & compressed creating the sun and a planetary disc. As time passed, the disc condensed into small planets.  4.6 billion years ago, most planets had formed, ...
Review-Sheet-sun-solar-system-galaxies-and-cosmology-fall
Review-Sheet-sun-solar-system-galaxies-and-cosmology-fall

... 1. What are the three layers of the sun’s interior? What part is responsible for fusion? 2. What are the three layers of the Sun’s atmosphere? Be able to describe them briefly, such as lowest layer, the visible surface, etc… 3. What is the solar wind? What happens when the solar wind gets trapped in ...
NEAR INFRARED CAMERA (NIRCAM) - Lunar and Planetary Institute
NEAR INFRARED CAMERA (NIRCAM) - Lunar and Planetary Institute

... and the extra-solar planets is introduced. Classification cards show information about the planets, dwarf planets, asteroids, comets, and satellites. Their orbits are also shown. There are ...
Volume 20 Number 10 September 2012
Volume 20 Number 10 September 2012

... Northeast. This shower is not the same as the spectacular Perseids shower which peaks in mid-August and is one of the year's highlights. They both appear to radiate from the same constellation but are not related - they were formed by different comets. September has five minor showers with three or ...
Lecture2
Lecture2

... We assign objects positions on the “celestial sphere”, which stars appear to be fixed to. Our position on earth determines the constellations we see, and when we see them. Stars, the sun, the moon, and all the objects in the sky “rise” and “set” due to the rotation of the earth. Sizes of objects on ...
Astronomy - SchoolNotes
Astronomy - SchoolNotes

... rocky bodies orbiting the sun in the same direction as the planets. ...
How Big Is Big
How Big Is Big

... 14. How Big Is REALLY Big? Every dot of light in the picture is a ____________. 15. Galaxies are collections of hundreds of _________ of stars. A galaxy is ________ times larger than the largest star. Many if not most stars have their own planets – called ____________. In every direction you can poi ...
Study Guide - Experience Astronomy
Study Guide - Experience Astronomy

... Autumnal  (Fall)  and  Vernal  (Spring)  Equinoxes  -­‐  the  two  days  of  the  year  when  the  sun   rises  and  sets  on  the  celestial  equator,  making  an  equal  amount  of  daylight  and  nighttime   Axis  -­‐  the  line  around  with  the  Earth  (or  any  planetary  body)  rotates   Day ...
Educator Guide: Starlab (Grades 6-8)
Educator Guide: Starlab (Grades 6-8)

... its gravity; created by an extremely large supernova event Comet – a small object that orbits around the sun in an extremely elliptical orbit  and is made up of dust and ice, which may burn off from it and leave a tail Constellation – one of the 88 patterns of stars officially recognized by  astrono ...
Astronomy Exam review
Astronomy Exam review

... 17.On what date will someone in the northern hemisphere have the greatest amount of sunlight? 18.On June 21 the Sun will rise and set perpendicular to the horizon at the 19.At what latitude will the Sun be seen overhead on September 23? 20.What is the latitude of the tropic of Cancer? 21.How many st ...
Earth Science Library wk 2 (WP)
Earth Science Library wk 2 (WP)

... the model was a convenient mathematical tool for determining planetary positions. ...
Today`s Powerpoint - Physics and Astronomy
Today`s Powerpoint - Physics and Astronomy

... Dipper will appear to have moved in roughly what direction? a) east (to your right) a) west (to your left) c) up (away from the horizon) c) down (closer to the horizon) ...
Chapter 17 and 18 Vocabulary Quist
Chapter 17 and 18 Vocabulary Quist

... 41. The hottest stars are this color _____________________ 42. Dark cooler areas of the Sun’s surface are called __________________ 43. A very high energy object in space that is very far away is called a _____________________ 44. Our Sun is considered to be a star of this color ___________________ ...
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History of astronomy



Astronomy is the oldest of the natural sciences, dating back to antiquity, with its origins in the religious, mythological, cosmological, calendrical, and astrological beliefs and practices of pre-history: vestiges of these are still found in astrology, a discipline long interwoven with public and governmental astronomy, and not completely disentangled from it until a few centuries ago in the Western World (see astrology and astronomy). In some cultures, astronomical data was used for astrological prognostication.Ancient astronomers were able to differentiate between stars and planets, as stars remain relatively fixed over the centuries while planets will move an appreciable amount during a comparatively short time.
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