Hertzsprung-Russell Diagram Astronomy Project Purpose: To
... 3.) With the provided formula, determine the star’s radius, and find some way of comparing it to other objects in the solar system. Example: The radius of Betelgeuse is 380,000,000 km, which could fit the entire orbit of the inner planets inside it. Something to put it into perspective. 4.) Determin ...
... 3.) With the provided formula, determine the star’s radius, and find some way of comparing it to other objects in the solar system. Example: The radius of Betelgeuse is 380,000,000 km, which could fit the entire orbit of the inner planets inside it. Something to put it into perspective. 4.) Determin ...
stars and constellations
... the axis will only point at Polaris for a few hundred years, then, another star will be “North”. The ancient Egyptians could not have used Polaris as a compass. Why stars “move” ...
... the axis will only point at Polaris for a few hundred years, then, another star will be “North”. The ancient Egyptians could not have used Polaris as a compass. Why stars “move” ...
Review 2
... Solar system formation. What is a nebula? What evidence do we have that stars form within dark interstellar clouds? What triggers the collapse of interstellar clouds to form stars? What is a protostar and how does it form? What stops a protostar from growing even more? What are the various types of ...
... Solar system formation. What is a nebula? What evidence do we have that stars form within dark interstellar clouds? What triggers the collapse of interstellar clouds to form stars? What is a protostar and how does it form? What stops a protostar from growing even more? What are the various types of ...
Powerpoint - Physics and Astronomy
... Aristotle: Sun, Moon, Planets and Stars rotate around fixed Earth. Aristarchus: Used geometry of eclipses to show Sun bigger than Earth (and Moon smaller), so guessed that Earth orbits the Sun. Also guessed Earth spins on its axis once a day => apparent motion of stars. Aristotle: But there's no win ...
... Aristotle: Sun, Moon, Planets and Stars rotate around fixed Earth. Aristarchus: Used geometry of eclipses to show Sun bigger than Earth (and Moon smaller), so guessed that Earth orbits the Sun. Also guessed Earth spins on its axis once a day => apparent motion of stars. Aristotle: But there's no win ...
Life Cycle of Stars
... How Stars Begin… • Inside vast clouds of gas and dust floating in space, gravity causes the denser areas to pull together, or coalesce. • These clouds are ...
... How Stars Begin… • Inside vast clouds of gas and dust floating in space, gravity causes the denser areas to pull together, or coalesce. • These clouds are ...
presentation source
... Star Death: High Mass Stars • MS to Red Giant to Supergiant to Supernova to Neutron Star or Black Hole. • Nuclear fusion continues in shells to iron. • Protons + electrons fuse to neutrons. • Unstable, collapses in <1s. Bounce off rigid core detonates star - Supernova! • Shines as brightly as galax ...
... Star Death: High Mass Stars • MS to Red Giant to Supergiant to Supernova to Neutron Star or Black Hole. • Nuclear fusion continues in shells to iron. • Protons + electrons fuse to neutrons. • Unstable, collapses in <1s. Bounce off rigid core detonates star - Supernova! • Shines as brightly as galax ...
Midterm Review Sheet
... Sun’s stability (solar thermostat) Radiation zone & escape of energy generated in Sun’s core Sun’s convection zone (granules) Sunspots Interaction of magnetic fields with charged particles Solar prominence Sola ...
... Sun’s stability (solar thermostat) Radiation zone & escape of energy generated in Sun’s core Sun’s convection zone (granules) Sunspots Interaction of magnetic fields with charged particles Solar prominence Sola ...
Unit Test Review Questions
... 53. Optical telescopes use what type of electromagnetic radiation? 54. Why is a reflecting telescope mirror so much better at seeing color than a refracting telescope lens? 55. Describe the order of the sun, moon, and Earth during a solar eclipse. 56. Describe the order of the sun, moon and Earth du ...
... 53. Optical telescopes use what type of electromagnetic radiation? 54. Why is a reflecting telescope mirror so much better at seeing color than a refracting telescope lens? 55. Describe the order of the sun, moon, and Earth during a solar eclipse. 56. Describe the order of the sun, moon and Earth du ...
Our Solar System
... 1. Universe- contains everything that may or may not exist in space 2. Galaxy- system of stars held together by gravity. 3 types: Spiral, Elliptical, and Irregular. Ex: Milky ...
... 1. Universe- contains everything that may or may not exist in space 2. Galaxy- system of stars held together by gravity. 3 types: Spiral, Elliptical, and Irregular. Ex: Milky ...
il 3 ~ )
... (c) Estimate the surface area of your body (in m2). You are welcome to make any reasonable assumptions and approximations, but be sure to state what they are! (d) Assuming your body radiates like a blackbody (OK within a factor of 2-3), estjmate the total power L radiated by your body in Watts. How ...
... (c) Estimate the surface area of your body (in m2). You are welcome to make any reasonable assumptions and approximations, but be sure to state what they are! (d) Assuming your body radiates like a blackbody (OK within a factor of 2-3), estjmate the total power L radiated by your body in Watts. How ...
PowerPoint - Chandra X
... Mz 3, BD+30-3639, Hen 3-1475, and NGC 7027: Planetary Nebulas – Fast Winds from Dying Stars This panel of composite images (x-ray/blue, optical/green, and infrared/red) shows part of the unfolding drama of the last stages of the evolution of sun-like stars. Dynamic elongated clouds envelop bubbles o ...
... Mz 3, BD+30-3639, Hen 3-1475, and NGC 7027: Planetary Nebulas – Fast Winds from Dying Stars This panel of composite images (x-ray/blue, optical/green, and infrared/red) shows part of the unfolding drama of the last stages of the evolution of sun-like stars. Dynamic elongated clouds envelop bubbles o ...
Reading Preview
... A star’s ________ gives clues about the star’s temperature. The coolest stars appear ________. The hottest stars appear ________. Very large stars are called ________ stars or ____________ stars. Our sun is a medium sized ________. Most stars are ________ than the sun. White dwarf stars are abou ...
... A star’s ________ gives clues about the star’s temperature. The coolest stars appear ________. The hottest stars appear ________. Very large stars are called ________ stars or ____________ stars. Our sun is a medium sized ________. Most stars are ________ than the sun. White dwarf stars are abou ...
Magnetic traces in meteorites
... that these short-lived planetary dynamos were widespread among the planetesimals of the early solar system, which has implications for the processes of collision and assimilation considered important in the development of the planetary system we know today. The results were published in Science, 31 ...
... that these short-lived planetary dynamos were widespread among the planetesimals of the early solar system, which has implications for the processes of collision and assimilation considered important in the development of the planetary system we know today. The results were published in Science, 31 ...
Astrophysics
... star -- so if it looks dim it must be a very long way away A red star is not as bright, so if it looks bright it must be relatively close. For example: Sirius and Alpha Centauri are similar in apparent brightness but Sirius is bluish while A.Cent. is yellowish ...
... star -- so if it looks dim it must be a very long way away A red star is not as bright, so if it looks bright it must be relatively close. For example: Sirius and Alpha Centauri are similar in apparent brightness but Sirius is bluish while A.Cent. is yellowish ...
Solar-like oscillations in intermediate red giants
... Helioseismology is currently the best method for verifying stellar evolution modelling theories and for understanding the structure and interior processes within the sun. It was able to rule out the possibility that the solar neutrino problem was due to incorrect models. ...
... Helioseismology is currently the best method for verifying stellar evolution modelling theories and for understanding the structure and interior processes within the sun. It was able to rule out the possibility that the solar neutrino problem was due to incorrect models. ...
Notes
... E. _________________________ holds the solar system together 1. We usually think of gravity as the ____________________ that pulls us to the Earth. 2. True definition of gravity is the attractive force between ____________. 3. The more _________ an object has the ________ its gravitational pull. a. ...
... E. _________________________ holds the solar system together 1. We usually think of gravity as the ____________________ that pulls us to the Earth. 2. True definition of gravity is the attractive force between ____________. 3. The more _________ an object has the ________ its gravitational pull. a. ...
Earth Science Chapter Two: What Makes Up the Solar System
... 1. Which group of stars include Earth? 2. How many planets are there in our solar system? 3. Ashley makes a model of the solar system. Which planet should she space between Earth and Mercury in her model? 4. Name the order of the planets in our solar system. 5. What planets make up the four inner pl ...
... 1. Which group of stars include Earth? 2. How many planets are there in our solar system? 3. Ashley makes a model of the solar system. Which planet should she space between Earth and Mercury in her model? 4. Name the order of the planets in our solar system. 5. What planets make up the four inner pl ...