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ASTR2050 Intro A&A NAMES:  ____________________ ____________________ Work sheet
ASTR2050 Intro A&A NAMES: ____________________ ____________________ Work sheet

... Build a scale model of the solar system, including the sizes and orbital radii of the sun and planets. Most of the data you need can be found in Kutner, Appendices B and D, and Figure 17.3. Show the units in the following lists. 1. What celestial object did you use to set the scale, and what did you ...
Solar System
Solar System

... giant cloud of gas and debris left in the wake of exploding stars about five billion years ago. Everything in and on the Earth, including living organisms, is made of this material. ...
Grammar Handbook Online
Grammar Handbook Online

... • Use or to suggest a choice: All the planets are very hot or very cold. ...
the planets of the milky way solar system
the planets of the milky way solar system

... Has a thin atmosphere that contains bands of clouds made up of helium and hydrogen The thousands of rings are made up of ice, rocks and particles of dust that orbit the planet 30 or more satellites named for the Titans Takes 30 years to revolve around the sun A day is 11 hours long on Saturn because ...
The Solar System
The Solar System

... Neptune has yet to give up its greatest secret: the source of the heat that rises from the planet’s center to drive storms in its atmosphere. The young planets were very hot, and have been cooling since their formation. As Neptune cools, it contracts and grows denser: This process releases heat. The ...
worksheet.
worksheet.

... All of the jovian planets are accompanied by satellites. Of the terrestrial planets, only Earth has a significant companion: the Moon. The two moons of Mars are so small that they would appear to Martians as artificial satellites seem to earthly observers. The largest satellite of the Solar system i ...
Day-7
Day-7

... Diameter of Sun d* is about 0.01 AU. Diameter of Earth orbit D is 2 AU ...
Where a limit?
Where a limit?

... the terrestrial. Life occurrence in the interstellar environment where various organic molecules (оксида carbon, methyl spirit, formaldehyde are revealed many) is possible. In a space matter can be formed and more difficult molecules. Probably that amino acids and fibers (a basis of a live cage) can ...
Solar System scale model
Solar System scale model

... Use the table below to create your own accurate Solar System scale model. Create your own Solar System in your classroom, or school corridor! Scaled Distance from the Sun ...
The structure and formation of the Solar System
The structure and formation of the Solar System

... • The asteroid belt is a large collection of asteroids. A theory, which is most favoured, is that the proximity to Jupiter tore apart a planet that was forming there. • Starting at about Pluto’s orbit, the Kuiper belt extends much farther out and houses most of the comets in the solar system. • Beyo ...
EARTH MOTIONS
EARTH MOTIONS

... • Circumpolar vs. noncircumpolar. • Due to revolution. ...
Theories of the solar system
Theories of the solar system

... horizon sailors could determine their latitude on the globe. The use of the stars allowed for greater observations and thus more interest. New models were developed. Geocentric Model (geo  earth centered) Ptolemy (Ancient Greek) discovered that the world was round (sphere – knowledge lost until the ...
The Inner Planets
The Inner Planets

... The “red” planet from the break down of iron-rich rocks. Atmosphere is more than 95 % carbon dioxide (similar to Venus). It is so thin that liquid cannot exist (would turn to gas in the atmosphere immediately) Scientists believe that large amounts of water once flowed on Mars. This left huge canyons ...
Asteroids PP - MR D`S ICT CORNER
Asteroids PP - MR D`S ICT CORNER

... elliptical orbit, that takes it very close to the Sun, then far away, beyond the planets. • The time to complete an orbit can take a few years, or millions of years. • The speed of a comet increases as it approaches the Sun, because the strength of gravity increases. • Comets are often visible from ...
Name Date Hour_______ The solar system is made up of the Sun
Name Date Hour_______ The solar system is made up of the Sun

... The solar system is made up of the Sun and those celestial objects bound to it by gravity. These objects orbit around the sun. The planets’ orbits are almost circular. ...
Your Title Here
Your Title Here

... sun and it is the closest planet to Earth. •It is named after the Roman Goddess of love and beauty. •The diameter of Venus is about 7,520 miles (about 400 miles smaller than that of Earth). •It takes 224 days for Venus to orbit around the sun. •Has mountains that are higher than Earth. ...
25drake6s
25drake6s

... A planet of moderate mass in the habitable zone Organic compounds reacting to form simple life Life evolving over billions of years with no ...
Ecliptic 1 2 3 Three tell tale visual characteristics a planet:
Ecliptic 1 2 3 Three tell tale visual characteristics a planet:

... Shifting position of a planet against the starry backdrop. In this case, Mars moves in front of the stars of Cancer, then towards Leo. ...
Fundamental Concepts and Skills
Fundamental Concepts and Skills

...  On a planet with less mass you would have less weight. Solar System -The solar system consists of the sun, moon, Earth and other planets; and their moons, meteors, asteroids, and comets. -Each body in space has a unique characteristics and features. - The distance between planets and sizes of the ...
Section 14.3 The Inner Planets
Section 14.3 The Inner Planets

... In direct rotation, the rotation of the planet is in the same direction as its orbital motion. In retrograde rotation, the rotation of the planet is in the opposite direction to its orbital motion. ...
Notes - The Solar System
Notes - The Solar System

... • Greek astronomers (A.D. 140) watched stars move across the sky and charted their unchanging patterns. – Noticed 5 points of light wandered among the stars – planets • Planet = Greek for “Wandering Star” – Ancient Romans named these 5 planets Mercury, Venus, Mars, Jupiter and Saturn. ...
7La – Observing the sky/A place near the Sun
7La – Observing the sky/A place near the Sun

Solar System Model
Solar System Model

... A Model of the Solar System I. Introduction Astronomers typically encounter distances and sizes which are incomprehensibly large. The size of our galaxy (an average-sized one) is so large that light takes 80,000 years to cross it. In our own solar system, the distance from the Earth to the Sun is 15 ...
powerpoint
powerpoint

... Overview of the Solar System Its gross features and theories of how it formed. At the heart of science is an essential tension between two seemingly contradictory attitudes – an openness to new ideas, no matter how bizarre or counterintuitive they may be, and the most ruthless skeptical scrutiny of ...
Solar System
Solar System

... The direction in which most of the major moons revolve about their parent planet is the same as the direction in which the planets rotate on their ...
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Orrery



An orrery is a mechanical model of the solar system that illustrates or predicts the relative positions and motions of the planets and moons, usually according to the heliocentric model. It may also represent the relative sizes of these bodies; but since accurate scaling is often not practical due to the actual large ratio differences, a subdued approximation may be used instead. Though the Greeks had working planetaria, the first orrery that was a planetarium of the modern era was produced in 1704, and one was presented to Charles Boyle, 4th Earl of Orrery — whence came the name. They are typically driven by a clockwork mechanism with a globe representing the Sun at the centre, and with a planet at the end of each of the arms.
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