PPT-Life Cycle of Stars/ COnstellations

Do Now SWBAT explain the life cycle of different types of stars Turn in your Homework Grab your clicker Complete the Are we made of star stuff Misconception sheet January 24 Waning Crescent. What are stars?. Stars are balls of hot gas.. They are much larger than planets. and much further from Earth.. The sun is the closest star to Earth.. Most of the gas in the inside of a star is hydrogen and its temperature is over 20 million degrees Fahrenheit. There is also helium, a gas that is formed when the hydrogen molecules join together.. March 2012. History. For all agricultural people from the past, the knowledge of heaven was fundamental. . Its observation allowed them to calculate the precise timing for planting and harvesting, to prepare for winter or the rigors of summer.. Soprano I Hence  stars,  you  daz- zle but the sight,   you teach to Soprano II Hence  stars, \r \r \r Alto Hence  stars, hence   stars too  dim of light,  you  daz-  zle  b A constellation study guide. Mrs. Gianelos, Science 2009. . Constellations. Constellations. group of stars that form a pattern in the sky . The shapes you see all depend on your point of view.. Stars in a constellation are NOT close to each other, but when viewed from Earth they seem to be grouped together . B-V color index way of quantifying this - determining spectral class - using two different filters. one a blue (B) filter that only lets a narrow range of colors or wavelengths through centered on the blue colors, . Aug. 24 -- 10am class. Turn in HW 1 in the front of the room. If you didn’t get HW 1 on Monday, turn it in on Friday.. If you didn’t get the telescope lab on Monday, pick it up from Johanna.. Constellations. Some constellations are visible and identifiable from the northern hemisphere.. What is the northern hemisphere?. Are we in the northern hemisphere?. Orion. Named after a hunter in Greek mythology. What is a Constellation?. A specific group of stars.. Ancient people of many cultures . connected. groups of stars to form patterns, like huge dot-to-dot puzzles.. These . patterns. are known as constellations. . What is a constellation?. A group of stars that are visible within a particular region of the night sky.. Because stars are so far away, they appear next to each other. People make up different shapes out of the same groups of stars. Constellations. Constellations group of stars that form a pattern in the sky . The shapes you see all depend on your point of view.. Stars in a constellation are NOT close to each other, but when viewed from Earth they seem to be grouped together.. Stars 1. Patterns of stars – constellations a. Ancient cultures used mythology or everyday items to name constellations 2. Modern astronomy studies 88 constellations 3. Some constellations are not Pierre Lionnet. 25/09/2019. The . economics. of LEO constellations in 2021 – Pierre Lionnet. 1. Average price of satellites $/kg 2015-2020. By segment. By region. 25/09/2019. The economics of LEO constellations in 2021 – Pierre Lionnet. Stars form in a cloud of dust and gas in space called a nebula.. How do stars form?. A force from outside the nebula causes the cloud to condense into stars. . Example: a shockwave. Gravity causes the particle in the cloud to contract.. Stars. On a clear night, how many stars can you see?. 2,000 – 3,000. Why is that?. Light Pollution. Ancient cultures grouped the stars by location and named them after heroes, animals, monsters…..