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Jupiter, the fifth planet from the sun and the largest planet in our
Jupiter, the fifth planet from the sun and the largest planet in our

... the most dense, it has the oldest surface and the greatest daily variation in surface temperature. But, it is the least explored of the inner planets. Mercury is the smallest planet in our solar system (now that Pluto is not considered a planet). It is only slightly larger than the Moon. Like the Mo ...
3rd Grade Science Curriculum Map Standards – Quarter 1
3rd Grade Science Curriculum Map Standards – Quarter 1

... 3.P.3.1 Recognize that energy can be transferred from one object to another by rubbing them against each other. 3.P.3.2 Recognize that energy can be transferred from a warmer object to a cooler one by contact or at a distance and the cooler object gets warmer. 3.P.3.1 Students know that rubbing obje ...
Chapter 2: Emergence of Modern Astronomy
Chapter 2: Emergence of Modern Astronomy

... • He thought Ptolemy’s model was contrived • Yet he believed in circular motion • HELIOCENTRIC!!!! • His ideas were published just before he died • Retained epicycles • Better model (more simplistic) but still not elegant ...
Eight Planet System PowerPoint
Eight Planet System PowerPoint

... orbit the sun in specific places but a few have planet-crossing orbits. • Position in Space: The Asteroid Belt is a region between the inner planets and outer planets where thousands of asteroids are found orbiting around the Sun. ...
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15 Billion

... b. Computer models of planetary collisions create an Earth-Moon system like ours. The composition of the Moon matches the mantle. c. The age of large impact craters on the Earth match the age extinctions in the fossil record. d. In 1987, a supernova is observed creating heavy elements. e. 4.3 billio ...
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PPTX - University of Colorado Boulder

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... SIGNATURES OF LIFE: Free oxygen is relatively rare. Oxygen can quickly bind with other atoms to form molecules. On Earth free oxygen is sustained because of photosynthesis by living plant life. However, oxygen can in principle be sustained by non-biological means. Overall, the detection of free oxy ...
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... Paragraph 1 Sending spacecraft to Mars is all about precision. It’s about blasting off from Earth with a controlled explosion, launching a robot into space in the direction of the Red Planet, navigating the intervening distance between our two planets, and landing with incredible precision. This int ...
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Habitability of the Goldilocks planet Gliese 581g: results from

... which is located in the midst of the stellar climatological habitable zone. The mass of the planet, known as Gl 581g, has been estimated to be between 3.1 and 4.3 M⊕ . In this study, we investigate the habitability of Gl 581g based on a previously used concept that explores its long-term possibility ...
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UGS303, Extraterrestrial Life: REVIEW FOR FIRST TEST

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Gatesville Elementary School 2012-2013 Science Pacing Guide 1st

... 3.P.2.1 Recognize that air is a substance that surrounds us, takes up space and has mass. 3.P.2.2 Compare solids, liquids, and gases based on their basic properties. 3.P.2.3 Summarize changes that occur to the observable properties of materials when different degrees of heat are applied to them, suc ...
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... 1. Ancient view: Earth is the center of the solar system.  This is called the geocentric model. The Sun and other planets revolve around Earth in circles. Sun ...
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... The Sun, a star that is much larger than the Earth, illuminates us with its light and warms us with its heat. For this reason it is important for all living beings because it enables the life of plants, animals and humans. The Sun is part of the Solar System together with eight other planets. The pl ...
Astronomy Assignment #5: Newton`s Universal Law of Gravitation
Astronomy Assignment #5: Newton`s Universal Law of Gravitation

... If the Earth was 3 A.U. from the Sun (instead of 1 A.U.), would the gravity force between the Earth and the Sun be less or more than it is now? By how many times? If Mercury was 0.2 A.U. from the Sun (instead of 0.4 A.U.), would the gravity force between Mercury and the Sun be less or more than it i ...
Space - mrhandley.co.uk
Space - mrhandley.co.uk

... Uranus is the seventh planet from the Sun and the third largest of the nine planets (in size). Uranus is larger in size but smaller in weight than Neptune. Uranus has been visited by only one spacecraft, Voyager 2 on Jan 24 1986. ...
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4. How can we select stars whose planets are likely homes for life?

... Travel between stars is nearly impossible because the distances are too great and nature has imposed a very real speed limit that we can not exceed. Nothing can travel faster than the speed of light, and human travel can not be expected to exceed even a small fraction of the speed of light. Therefor ...
Orbital Motion
Orbital Motion

... 2) A double star consists of two identical stars, each with a mass of 3.0 x 1030 kg. They are separated by 2.0 x 1011 m between their centres. How long do they take to complete one orbit? (p. 301) 3) A spacecraft has been put in orbit around an asteroid. The asteroid is a spherical rock of radius 15 ...
History of astronomy - Part I.
History of astronomy - Part I.

... has many implications. In a way it is an assumption, but one that results in specific predictions, which we can test and confirm or refute. It has become a commonly used word as a result of the success of Thomas Kuhn's 1962 book The Structure of Scientific Revolutions. Examples of scientific paradig ...
Details of Emirates Mars Mission
Details of Emirates Mars Mission

... Today,  almost  all  of  our  understanding  of  climate  comes  from  scientific  studies  of  the atmosphere here on Earth. Mars is a valuable laboratory for atmosphere science  ...
Astronomy - Needham.K12.ma.us
Astronomy - Needham.K12.ma.us

... phases) the high tides are MUCH higher than at other times. These are called SPRING TIDES.  When the Moon and Sun are at right angles to each other (First and Third Quarter Moon phases) the high tides are lower than at other times. These are called NEAP TIDES. ...
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Astrobiology



Astrobiology is the study of the origin, evolution, distribution, and future of life in the universe: extraterrestrial life and life on Earth. This interdisciplinary field encompasses the search for habitable environments in our Solar System and habitable planets outside our Solar System, the search for evidence of prebiotic chemistry, laboratory and field research into the origins and early evolution of life on Earth, and studies of the potential for life to adapt to challenges on Earth and in outer space. Astrobiology addresses the question of whether life exists beyond Earth, and how humans can detect it if it does. (The term exobiology is similar but more specific—it covers the search for life beyond Earth, and the effects of extraterrestrial environments on living things.)Astrobiology makes use of physics, chemistry, astronomy, biology, molecular biology, ecology, planetary science, geography, and geology to investigate the possibility of life on other worlds and help recognize biospheres that might be different from the biosphere on Earth. The origin and early evolution of life is an inseparable part of the discipline of astrobiology. Astrobiology concerns itself with interpretation of existing scientific data; given more detailed and reliable data from other parts of the universe, the roots of astrobiology itself—physics, chemistry and biology—may have their theoretical bases challenged. Although speculation is entertained to give context, astrobiology concerns itself primarily with hypotheses that fit firmly into existing scientific theories.The chemistry of life may have begun shortly after the Big Bang, 13.8 billion years ago, during a habitable epoch when the Universe was only 10–17 million years old. According to the panspermia hypothesis, microscopic life—distributed by meteoroids, asteroids and other small Solar System bodies—may exist throughout the universe. According to research published in August 2015, very large galaxies may be more favorable to the creation and development of habitable planets than smaller galaxies, like the Milky Way galaxy. Nonetheless, Earth is the only place in the universe known to harbor life. Estimates of habitable zones around other stars, along with the discovery of hundreds of extrasolar planets and new insights into the extreme habitats here on Earth, suggest that there may be many more habitable places in the universe than considered possible until very recently.Current studies on the planet Mars by the Curiosity and Opportunity rovers are now searching for evidence of ancient life as well as plains related to ancient rivers or lakes that may have been habitable. The search for evidence of habitability, taphonomy (related to fossils), and organic molecules on the planet Mars is now a primary NASA objective on Mars.
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