High School Science Essential Curriculum - Astronomy
... The student will demonstrate the ability to describe the cycles of nature used in astronomy and their historical background to explain the behavior of celestial objects in the sky. ...
... The student will demonstrate the ability to describe the cycles of nature used in astronomy and their historical background to explain the behavior of celestial objects in the sky. ...
Celestial Sphere Lab
... ideas they proposed have since proven to be incorrect. Some of the concepts they developed are still useful today though. One of the more useful ideas proposed by the ancient Greeks is the idea of a celestial sphere. We now know that the Earth’s rotation causes the stars to appear to move around us ...
... ideas they proposed have since proven to be incorrect. Some of the concepts they developed are still useful today though. One of the more useful ideas proposed by the ancient Greeks is the idea of a celestial sphere. We now know that the Earth’s rotation causes the stars to appear to move around us ...
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... Solar mass protostellar cloud, which collapses from an initial radius of 103 AU down to a Solar radius, over a timescale of 40 million years by radiation of its gravitational potential energy ...
... Solar mass protostellar cloud, which collapses from an initial radius of 103 AU down to a Solar radius, over a timescale of 40 million years by radiation of its gravitational potential energy ...
Chapter 14 Our Star The Sun is the Largest Object in the Solar
... © 2006 Pearson Education Inc, publishing as Addison-Wesley ...
... © 2006 Pearson Education Inc, publishing as Addison-Wesley ...
Homework #3
... 2) Write down the name and series of nuclear reactions responsible for powering the Sun. DO NOT use shorthand notation. Above what stellar mass does the CNO cycle dominate in producing energy on the main sequence? 3) Why is there a minimum mass a star can have on the main sequence and what is the va ...
... 2) Write down the name and series of nuclear reactions responsible for powering the Sun. DO NOT use shorthand notation. Above what stellar mass does the CNO cycle dominate in producing energy on the main sequence? 3) Why is there a minimum mass a star can have on the main sequence and what is the va ...
The structure and formation of the Solar System
... • Only explanation is a large impact made the whole planet rotate. • This would only be possible if very early objects of comparable mass hit each planet. ...
... • Only explanation is a large impact made the whole planet rotate. • This would only be possible if very early objects of comparable mass hit each planet. ...
HW: PSI Gravity Problems Worksheet With Answers
... 1. Two objects attract each other gravitationally. If the distance between their centers is cut in half, the gravitational force A) is cut to one fourth. B) is cut in half. C) doubles. D) quadruples 2. Two objects, with masses m1 and m2, are originally a distance r apart. The magnitude of the gravit ...
... 1. Two objects attract each other gravitationally. If the distance between their centers is cut in half, the gravitational force A) is cut to one fourth. B) is cut in half. C) doubles. D) quadruples 2. Two objects, with masses m1 and m2, are originally a distance r apart. The magnitude of the gravit ...
Solar Instruments for Observing the Sun for Amateurs
... Also can improve general image sharpness by narrowing the spectrum ...
... Also can improve general image sharpness by narrowing the spectrum ...
PSI AP Physics 1 Gravitation
... 1. Two objects attract each other gravitationally. If the distance between their centers is cut in half, the gravitational force A) is cut to one fourth. B) is cut in half. C) doubles. D) quadruples 2. Two objects, with masses m1 and m2, are originally a distance r apart. The magnitude of the gravit ...
... 1. Two objects attract each other gravitationally. If the distance between their centers is cut in half, the gravitational force A) is cut to one fourth. B) is cut in half. C) doubles. D) quadruples 2. Two objects, with masses m1 and m2, are originally a distance r apart. The magnitude of the gravit ...
Hubble Telescope Pictures
... As you view these photographs try to visualize the distance of these objects from earth, i.e. one(1) light year = 5,865,696,000,000 or 6 trillion miles. ...
... As you view these photographs try to visualize the distance of these objects from earth, i.e. one(1) light year = 5,865,696,000,000 or 6 trillion miles. ...
Solar System topics
... Pluto was discovered in 1930 by the American astronomer Clyde Tombaugh. It was the culmination of a many-year search at Lowell Observatory in Flagstaff, Arizona. It was regarded as an official planet until 2006. Now it is considered a dwarf planet. To be regarded as a planet an object must: 1) orbi ...
... Pluto was discovered in 1930 by the American astronomer Clyde Tombaugh. It was the culmination of a many-year search at Lowell Observatory in Flagstaff, Arizona. It was regarded as an official planet until 2006. Now it is considered a dwarf planet. To be regarded as a planet an object must: 1) orbi ...
Ch. 20 Classifying Objects in the Solar System
... 2. Objects which orbit the Sun, are nearly round and have sufficient gravity to “clear” their orbits are called _______________. The first four of these objects closest to the Sun are called the ___________ ____________ and are described as __________________, meaning rocky or Earth like. The four l ...
... 2. Objects which orbit the Sun, are nearly round and have sufficient gravity to “clear” their orbits are called _______________. The first four of these objects closest to the Sun are called the ___________ ____________ and are described as __________________, meaning rocky or Earth like. The four l ...
Inner and Outer Planets of the Solar System
... Io is the innermost of the Galilean moon best known for being the most volcanically active body in the Solar System. The high activity is believed to be caused by Jupiter and the other moons gravitational effect on Io. They squeeze and stretch the moon heating up its interior to very high temperatur ...
... Io is the innermost of the Galilean moon best known for being the most volcanically active body in the Solar System. The high activity is believed to be caused by Jupiter and the other moons gravitational effect on Io. They squeeze and stretch the moon heating up its interior to very high temperatur ...
Astro history notes 1
... Earth’s orbiting of the Sun The nearest stars are much farther away than the Greeks thought. So the parallax angles of the star are so small, that you need a telescope to observe them. ...
... Earth’s orbiting of the Sun The nearest stars are much farther away than the Greeks thought. So the parallax angles of the star are so small, that you need a telescope to observe them. ...
The Earth in the Universe - Sierra College Astronomy Home Page
... Ptolemy’s and Tycho’s models meet the first two criteria for a good scientific model fairly well but it is much less successful with the third (aesthetically pleasing). 400 years before Ptolemy, the Greek philosopher Aristarchus proposed a moving-Earth solution to explain celestial motions. Pt ...
... Ptolemy’s and Tycho’s models meet the first two criteria for a good scientific model fairly well but it is much less successful with the third (aesthetically pleasing). 400 years before Ptolemy, the Greek philosopher Aristarchus proposed a moving-Earth solution to explain celestial motions. Pt ...
AST 105 HW #14 Solution
... The rare Earth hypothesis is the idea that Earth's hospitality is the result of rare planetary luck. The arguments in favor of this hypothesis are that there may be a fairly narrow ring at about our solar system's distance from the center of the galaxy where habitable planets might have enough hea ...
... The rare Earth hypothesis is the idea that Earth's hospitality is the result of rare planetary luck. The arguments in favor of this hypothesis are that there may be a fairly narrow ring at about our solar system's distance from the center of the galaxy where habitable planets might have enough hea ...
PHYSICS CHAPTER 8 : Universal Gravitation
... the earth. If the asteroid is 1 km in size it is called a planet killer. It would be comparable of being struck by a 4megaton nuclear warhead. We had 10 near misses in 2002 (about 1 - 2 times the distance from the moon - 230 to 460 thousand miles.) In 2029 one should come as close as 3 earth diamete ...
... the earth. If the asteroid is 1 km in size it is called a planet killer. It would be comparable of being struck by a 4megaton nuclear warhead. We had 10 near misses in 2002 (about 1 - 2 times the distance from the moon - 230 to 460 thousand miles.) In 2029 one should come as close as 3 earth diamete ...
Comets, Meteors and Asteroids - 6th Grade Science with Mrs. Voris
... than 300 kilometers across. At one time, scientists thought that asteroids were the remains of a shattered planet. However, the combined mass of all the asteroids is too small to support this idea. Scientists now hypothesize that the asteroids are leftover pieces of the early solar system that never ...
... than 300 kilometers across. At one time, scientists thought that asteroids were the remains of a shattered planet. However, the combined mass of all the asteroids is too small to support this idea. Scientists now hypothesize that the asteroids are leftover pieces of the early solar system that never ...
Accuracy of the Astronomical Unit
... properties of orbital motion have been well understood since the time Johannes Kepler (1571 - 1630) first proposed his three laws of planetary motion nearly four centuries ago. In this section we will investigate each of Kepler’s laws of planetary motion in order to better understand how spacecraft ...
... properties of orbital motion have been well understood since the time Johannes Kepler (1571 - 1630) first proposed his three laws of planetary motion nearly four centuries ago. In this section we will investigate each of Kepler’s laws of planetary motion in order to better understand how spacecraft ...
Interplanetary Space Travel Accuracy of the Astronomical Unit When
... properties of orbital motion have been well understood since the time Johannes Kepler (1571 - 1630) first proposed his three laws of planetary motion nearly four centuries ago. In this section we will investigate each of Kepler’s laws of planetary motion in order to better understand how spacecraft ...
... properties of orbital motion have been well understood since the time Johannes Kepler (1571 - 1630) first proposed his three laws of planetary motion nearly four centuries ago. In this section we will investigate each of Kepler’s laws of planetary motion in order to better understand how spacecraft ...
Stars
... • Most elements are synthesized in the interior of Stars. • The heaviest, and least abundant, elements are synthesized in supernova. • Our Sun is presently burning H in its core. In 4.5 billion years it will use up the H in the core and collapse. When temperatures are hot enough it will burn carbon. ...
... • Most elements are synthesized in the interior of Stars. • The heaviest, and least abundant, elements are synthesized in supernova. • Our Sun is presently burning H in its core. In 4.5 billion years it will use up the H in the core and collapse. When temperatures are hot enough it will burn carbon. ...
ReviewII
... Kepler's second law, the planet moves faster (has higher KE) when it is nearer the Sun, so KE>0. ...
... Kepler's second law, the planet moves faster (has higher KE) when it is nearer the Sun, so KE>0. ...