Multiple Choice 1. Air may best be described as __________. a. an element b. a compound c. a mixture d. none of these 2. Which one of the following is the most abundant gas in the atmosphere? a. oxygen b. argon c. carbon dioxide d. nitrogen 3. With which
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Astronomy HOMEWORK Chapter 1 9th ed 5. In Figure 1-8‚ what is another name for the “Sun’s annual path?” Ecliptic. This term also refers to the mathematical plane of Earth’s orbit. 10. By about how many degrees does the Sun move along the ecliptic each day? The Sun moves 360 degrees in 365.25 days along the ecliptic‚ so Degrees per day = (360◦ )/365.25 days = 0.986◦ = 1◦ . Round to 1 degree since the question says “about how many...” 14. What are the vernal and autumnal equinoxes? What are the summer
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Astronomy is Religion Stop‚ look‚ listen‚ and think for a minute about what has been taught about religion. Peter Joseph states "I do not know what God is but I know what he isn’t" (2007). He makes this remarkable statement in the motion picture Zeitgeist. Putting religion under the microscope shows many reasons Christianity is plagiarized from the Egyptian and many other religions. Joseph also states that for the most part religion comes from astronomy and the way the earth‚ sun‚ and stars are aligned
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1. What prominent northern hemisphere star was the first to have its spectrum photographed? 2. An interstellar cloud of gas known as an H-II region is mainly composed of what? 3. What celestial object is known as the morning star or the evening star depending on when it is seen in the sky? 4. Which planet of the Solar System is accompanied by two moons named for the Greek gods of fear and terror? 5. On what kind of diagram are stars plotted according to their surface temperature
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Lab 4: Kepler’s Laws (answer sheet) 1. a: semi-major axis b: semi-minor axis c: focus d: center 2. The distance from the center to a focus is 31 millimeters and the length of the semi-major axis is also in millimeters. The numbers are not even and cannot be simplified any further than what they are since 31 is a prime number. The number is 31/102‚ or 31 divided by 102 which results in 0.303921568627451. 3. Kepler’s first Law is that all planets orbit in an elliptical (egg
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SCI 224 - Scientific Equations Study Guide Scientific Equations Study Guide Week 1 Gravitational Force Calculate the gravitational force between a 1000 kg object and a 1300 kg object separated by a distance of 5 m. Solution: Circular Speed Calculate the circular speed of an object that orbits the Sun at a distance of 6.7 AU. Solution: The astronomical unit 1 AU = 1.5 × 1011 m The solar mass M = 1.989 × 1030 kg SCI 224 - Scientific Equations Study Guide Week 2 Wien’s Law
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played a role in one of the worst natural disasters the state has ever seen when‚ on Jun. 15‚ flash floods caused by a cloudburst and glacial leaks swept thousands of unsuspecting pilgrims away in what scientists are now referring to as a “Himalayan tsunami”. The state’s chief minister said Thursday that the death toll could exceed 1‚000‚ with 300 bodies found just this morning buried beneath silt beside the largest temple in the town of Kedarnath. Countless tourists were trapped for days in pitiable
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Franklin Roosevelt took office‚ he enacted immediate‚ powerful change to try and correct the damage done by the Great Depression. In his first 100 days in office‚ FDR accomplished many incredible things that helped the citizens of the United States survive the depression. He declared a four day bank holiday to correct the banking system and restore the public trust in the financial system. He suspended the gold standard to control inflation and enacted the Glass-Steagall Act‚ which imposed regulations
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Tori Deronvil Ms. Patrick English IV Honors 31 August 2012 School of Astronomy founded at Baghdad The Year 813 (DCCCXIII) was a common year starting on Saturday of the Julian calendar. Al Mamon founded a school of astronomy in Baghdad and translates Ptolemy’s works. Astronomical knowledge from around the world was collected and translated. ’Abdallah al-Ma ’mun. Born in Baghdad in 786‚ died near Tarsus in 833. The seventh and greatest ’Abbasid caliph (813-833). His mother and wife were Persians
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2.3. Astronomy vocabulary Greek Mythology is a story about the gods. The gods are closely related to the natural phenomena of stars‚ rain and fog. So the astronomical words come from Greek Mythology‚ it became a system.The names of the planets in the solar system are almost entirely related to Greek or Roman mythology. For example: 1) Mercury The Mercury of the planets is related to the myth of the “God of Business” and the “God of travel”. He is one of the twelve Lord Gods of Olympus in Greece.
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