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8-4
8-4

... A more massive object has the greater pull on the less massive objects; the Sun being most massive object in the solar system has the greatest pull on objects, like planets, in the solar system. The closer the distance between objects the greater the pull; the Moon has a greater effect on Earth’s ti ...
A Walk through the Universe
A Walk through the Universe

... Greek myths Uranus was Saturn’s father just as Saturn was Jupiter’s father. [When someone gets Neptune:] Yes, that’s Neptune. It’s easy to remember which is Uranus and which is Neptune, because Neptune was the Greek god of the sea, and Neptune the planet is blue like the sea. But that was just luck, ...
Tick Bait`s Universe Scavenger Hunt – “Going UP”
Tick Bait`s Universe Scavenger Hunt – “Going UP”

... 2. One reason we use scientific notation is because it makes very large and very small numbers ______________________________to read. For questions 3 and 4 refer to these four layers of the atmosphere: Troposphere ...
GRADE-5-SCIENCE_REVISION_PAPER-THIRD_TERM-2014
GRADE-5-SCIENCE_REVISION_PAPER-THIRD_TERM-2014

... c. Glaciers are one of the causes of erosion.- _________________ d. The Moon takes 365 days for the completion of one rotation.- _________________ e. Our Earth is the fifth planet in the solar system.- _________________ f. The water vapour in the air condenses to form clouds.- _________________ g. T ...
Exam 1 - UGA Physics
Exam 1 - UGA Physics

... 13. In Ptolemy's description of the solar system, the deferent is (b) a circular path (around Earth) along which the center of a planet's epicycle moves. 14. The early Copernican system for planetary motions is (c) Sun-centered, with planets moving in perfect circles around the Sun. 15. When Mercur ...
Mar - Wadhurst Astronomical Society
Mar - Wadhurst Astronomical Society

... electrons, rather than water, and did not evolve oxygen Many significant factors were essential to life as we know it, such as a stable sun, the presence of suitable elements, the right amount of gravity to retain the atmosphere and we are in what is known as the habitable zone where we orbit the Su ...
S NOTES Astronomy
S NOTES Astronomy

... 1) The Earth revolves around the sun in _____________________ days 2) The ___________________ of ____________________is the imaginary line that the Earth turns about. The axis always points to the North Star. This is called Parallelism of the Earth's axis. The imaginary surface of the Earth's yearly ...
`Sun, shine! Moon, glow! Stars, twinkle!` Day 4
`Sun, shine! Moon, glow! Stars, twinkle!` Day 4

... is so big that if you wanted to fill the sun with Earths, you would need one million of them. It is made up of white-hot hydrogen and helium gases. The temperature at the sun’s surface is about 6,0000C, while at the centre it is over 15,000,0000C. www.CreationOnTheWeb.com ...
Milky Way Galaxy
Milky Way Galaxy

... (near center) • Probably formed early in universe history – Gas clouds and stars probably collided, formed a massive object, and then collapsed ...
Earth and Space Science Teacher Notes
Earth and Space Science Teacher Notes

... i. Made up of minerals ii. They produce holes or craters in the Earth’s surface C. Asteroid: Chunks of rock found mainly in the region of space between Mars and Jupiter i. This region divides the inner and the outer planets ii. Most have irregular shapes iii. Sized from boulders to tiny moons iv. Ma ...
Kuiper Belt - Shades of Blue
Kuiper Belt - Shades of Blue

Cosmology questions (Introduction)
Cosmology questions (Introduction)

... throughout the galactic disc, work out the time it would take to send a radio signal from one civilization to another. Based upon your answer, do you think it is likely that the Earth will make contact with aliens anytime soon? [Milky Way is a disk of thickness 2000 light years and diameter 120,000 ...
Stars
Stars

... A sphere (like the Sun) will be 1/2° across when its distance is 115 times its diameter. ...
File
File

... Has Rings that are made up of frozen gas, ice, and rock Second Largest Planet 18 Moons Yellow in Color ...
Stellar Evolution
Stellar Evolution

... Nova/Super Nova • The core of a giant star produces too much energy in it’s core and causes the outside of the star to expand. • The outer layer of gasses are blown out to space (nova, or supernova), leaving behind a small, hot core… ...
Astronomy Quiz Units 1 to 3
Astronomy Quiz Units 1 to 3

... “A planet (from Greek πλανήτης, alternative form of πλάνης "wanderer") is a celestial body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighboring region of planetesimals. “ (Wiki ...
Perfect Little Planet
Perfect Little Planet

... Mercury is a barren rock. It orbits the Sun in just 88 days. The side facing the Sun can reach temperatures around 700 degrees Fahrenheit, while the side away from the Sun has temperatures of about -330 degrees Fahrenheit. Venus has thick clouds of sulfur that trap the Sun’s heat and make it the hot ...
chapter_5_lecture_notes
chapter_5_lecture_notes

... the universe is expanding based on the outward movements of stars and the background cosmic radiation that exists galaxies are moving apart at speeds proportional to their distances (red shift-blue shift) ...
Star Sizes
Star Sizes

... Sirius is the brightest star in our night sky. The reason for this is that it is relatively close at only 8.6 light years away. Remember the next nearest star is 4.3 light years away. Sirius is about twice as massive as the Sun but it is 25 times as luminous. It can be found in the constellation Ca ...
Jupiter
Jupiter

... Like Earth and many other planets, Jupiter acts like a giant magnet. The force of its magnetism extends far into space in a region surrounding the planet called its magnetic field. Jupiter's magnetic field is about 14 times as strong as Earth's, according to measurements made by spacecraft. Jupiter' ...
3/r -- this talks about the surface area vs the volume of a planet
3/r -- this talks about the surface area vs the volume of a planet

... other after a shock wave travels through the cloud. as the particles collide both momentum and angular momentum must be conserved. because of this the cloud will eventually turn from a sphere into a disk. Oct 29, 2009 large bodies in the Solar system have orderly motions There are two types of plane ...
Lecture 13. Black Holes - Politechnika Wrocławska
Lecture 13. Black Holes - Politechnika Wrocławska

... • Color: from violet to red – Astronomers classify stars based on their colors, or spectral types: from hot (violet) to cool (red) are: O, B, A, F, G, K, M ...
Name
Name

... Locate Mercury and try it. Was it any different from your prediction? ______________________ How often does Mercury do this? __________________ Is it different from Saturn? Display the zodiacal constellations. The reason for this loopy behavior is more apparent if you show the sun as well as Mercury ...
2. Revolution of the Spheres
2. Revolution of the Spheres

The Scientific Revolution - Online
The Scientific Revolution - Online

... Einstein Explains the Equivalence of Energy and Matter  It followed from the special theory of relativity that mass and energy are both but different manifestations of the same thing -- a somewhat unfamiliar conception for the average mind. Furthermore, the equation E is equal to m c-squared, in w ...
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Formation and evolution of the Solar System



The formation of the Solar System began 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud. Most of the collapsing mass collected in the center, forming the Sun, while the rest flattened into a protoplanetary disk out of which the planets, moons, asteroids, and other small Solar System bodies formed.This widely accepted model, known as the nebular hypothesis, was first developed in the 18th century by Emanuel Swedenborg, Immanuel Kant, and Pierre-Simon Laplace. Its subsequent development has interwoven a variety of scientific disciplines including astronomy, physics, geology, and planetary science. Since the dawn of the space age in the 1950s and the discovery of extrasolar planets in the 1990s, the model has been both challenged and refined to account for new observations.The Solar System has evolved considerably since its initial formation. Many moons have formed from circling discs of gas and dust around their parent planets, while other moons are thought to have formed independently and later been captured by their planets. Still others, such as the Moon, may be the result of giant collisions. Collisions between bodies have occurred continually up to the present day and have been central to the evolution of the Solar System. The positions of the planets often shifted due to gravitational interactions. This planetary migration is now thought to have been responsible for much of the Solar System's early evolution.In roughly 5 billion years, the Sun will cool and expand outward many times its current diameter (becoming a red giant), before casting off its outer layers as a planetary nebula and leaving behind a stellar remnant known as a white dwarf. In the far distant future, the gravity of passing stars will gradually reduce the Sun's retinue of planets. Some planets will be destroyed, others ejected into interstellar space. Ultimately, over the course of tens of billions of years, it is likely that the Sun will be left with none of the original bodies in orbit around it.
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