The H-R Diagram
... our atmosphere. This C14 has a half-life of 5,730 years and is incorporated like other carbon into living tissue and is a very useful “clock” for age-dating recent fossils. Use the ratio of C14/C12 ratio in air as a starting point in your plant sample, and measure the ratio incorporated in your samp ...
... our atmosphere. This C14 has a half-life of 5,730 years and is incorporated like other carbon into living tissue and is a very useful “clock” for age-dating recent fossils. Use the ratio of C14/C12 ratio in air as a starting point in your plant sample, and measure the ratio incorporated in your samp ...
15-1 Notes - westscidept
... use a ________________ to separate a star’s light into a spectrum. The spectrum gives information about the ______________ and temperature of a star. When a chemical element emits ________, only some colors in the spectrum appear. These are called ____________ lines. The __________ atmosphere of a s ...
... use a ________________ to separate a star’s light into a spectrum. The spectrum gives information about the ______________ and temperature of a star. When a chemical element emits ________, only some colors in the spectrum appear. These are called ____________ lines. The __________ atmosphere of a s ...
Lucas - WordPress.com
... Auriga is located north of the celestial equator. Its name is the Latin word for "charioteer", associating it with various mythological charioteers, including Erichthonius and Myrtilus. Auriga is most prominent in the northern Hemisphere winter sky, along with the five other constellations that have ...
... Auriga is located north of the celestial equator. Its name is the Latin word for "charioteer", associating it with various mythological charioteers, including Erichthonius and Myrtilus. Auriga is most prominent in the northern Hemisphere winter sky, along with the five other constellations that have ...
Lecture 18: The Milky Way Galaxy
... 2 dR local rotation rate (or vorticity) from A and ratio of random motions along rotation and (larger) toward center ...
... 2 dR local rotation rate (or vorticity) from A and ratio of random motions along rotation and (larger) toward center ...
power_point_slides
... Theological question: Should we expect that God made life on other planets? “Scripture strongly implies that no intelligent life exists elsewhere…. Earth was created to be home for creatures made in God the Creator's image. It was on Earth that the first human couple rebelled against its creator an ...
... Theological question: Should we expect that God made life on other planets? “Scripture strongly implies that no intelligent life exists elsewhere…. Earth was created to be home for creatures made in God the Creator's image. It was on Earth that the first human couple rebelled against its creator an ...
Origins of the Universe
... • Astronomers have discovered over 1200 planets orbiting stars other than the Sun – when the planet comes between the observer on Earth and the star, the amount of light coming from the star decreases – planet impedes or sort of eclipses the star – see p. 335 for a cool image of planets revolving ar ...
... • Astronomers have discovered over 1200 planets orbiting stars other than the Sun – when the planet comes between the observer on Earth and the star, the amount of light coming from the star decreases – planet impedes or sort of eclipses the star – see p. 335 for a cool image of planets revolving ar ...
1 Exoplanets 2 Types of Exoplanets
... for years (remember, if we were looking back at the Sun and wanted to detect the Earth, we only will see one transit per year!). This allows for the creation of an intensity vs. time plot, called a “light curve”, as shown in Figure 1. In Figure 1, there is a dip in the light curve, signifying that a ...
... for years (remember, if we were looking back at the Sun and wanted to detect the Earth, we only will see one transit per year!). This allows for the creation of an intensity vs. time plot, called a “light curve”, as shown in Figure 1. In Figure 1, there is a dip in the light curve, signifying that a ...
G-stars - Gemini Astronomie
... begins to collapse inward when the temperature of the cloud has cooled down to about 10 K! Then every atom and every bit of dust is pulled to the center to build a protostar. The atoms speed up by increasing gravitation creating friction, mostly enhanced by a spin of the whole cloud: thus the temper ...
... begins to collapse inward when the temperature of the cloud has cooled down to about 10 K! Then every atom and every bit of dust is pulled to the center to build a protostar. The atoms speed up by increasing gravitation creating friction, mostly enhanced by a spin of the whole cloud: thus the temper ...
Planets in the sky
... telescope, you see that they are close enough so that you can actually see the disk of the planet – Even without a telescope, because their apparent size is bigger than that of stars, they often don’t twinkle as much • When you use a telescope, you can see that planets, like the Moon, have phases – ...
... telescope, you see that they are close enough so that you can actually see the disk of the planet – Even without a telescope, because their apparent size is bigger than that of stars, they often don’t twinkle as much • When you use a telescope, you can see that planets, like the Moon, have phases – ...
Stars I
... Key Ideas – The HR Diagram • The intrinsic brightness or luminosity of stars depends on temperature and radius • if two stars have the same radius, the hotter one is brighter • if two stars have the same temperature, the bigger one is brighter ...
... Key Ideas – The HR Diagram • The intrinsic brightness or luminosity of stars depends on temperature and radius • if two stars have the same radius, the hotter one is brighter • if two stars have the same temperature, the bigger one is brighter ...
A Study of the Spectroscopic Variability of Select RV Tauri... Charles Kurgatt , Donald K. Walter , Steve Howell
... RV Tauri and Semi-Regular stars are examples of variable stars, a star that is unable to maintain a steady apparent brightness. These changes in brightness may have many causes such as eclipses, stellar rotation, and pulsation. The two types studied here vary in brightness due to pulsations in the p ...
... RV Tauri and Semi-Regular stars are examples of variable stars, a star that is unable to maintain a steady apparent brightness. These changes in brightness may have many causes such as eclipses, stellar rotation, and pulsation. The two types studied here vary in brightness due to pulsations in the p ...
Deep Space (PDF: 224k)
... visit Sirius, the bright blue star in the summer sky! Less-massive stars fuse more slowly, live longer, and are cooler. Stars with cooler surfaces glow redder and fainter than warmer stars. The smallest stars have about .08 times (1/12th) the mass of the Sun. Computer models show us that gas balls s ...
... visit Sirius, the bright blue star in the summer sky! Less-massive stars fuse more slowly, live longer, and are cooler. Stars with cooler surfaces glow redder and fainter than warmer stars. The smallest stars have about .08 times (1/12th) the mass of the Sun. Computer models show us that gas balls s ...
Stages 12 to 14
... Stage 12 – Low Mass Stars The carbon rich core continues to contract and heat up. Carbon fusion requires a temperature of 500 to 600 million K. The core will contract until electron degeneracy pressure once again takes over, and contraction ends If the star is similar to the sun, the mass is too sm ...
... Stage 12 – Low Mass Stars The carbon rich core continues to contract and heat up. Carbon fusion requires a temperature of 500 to 600 million K. The core will contract until electron degeneracy pressure once again takes over, and contraction ends If the star is similar to the sun, the mass is too sm ...
planetary nebulae
... Reason - big stars are hotter, so burn their fuel quicker. More mass, means more gravity, needing more radiant energy to balance the star.. Solar Masses ...
... Reason - big stars are hotter, so burn their fuel quicker. More mass, means more gravity, needing more radiant energy to balance the star.. Solar Masses ...
Lecture 10-11 - OSU Astronomy
... interpretation of stellar spectra. • Based on the then new atomic physics. ...
... interpretation of stellar spectra. • Based on the then new atomic physics. ...
Chapter 29: Stars - Mr. Pelton Science
... THE SOLAR INTERIOR • In the core of the Sun, helium is a product of the process in which hydrogen nuclei fuse. • This produces massive amounts of energy since mass is lost during the process. ...
... THE SOLAR INTERIOR • In the core of the Sun, helium is a product of the process in which hydrogen nuclei fuse. • This produces massive amounts of energy since mass is lost during the process. ...
Abstract and Summary
... photospheres show that white-dwarf stars rotate with periods much longer than those expected. It has not been determined whether this is due to the loss of angular momentum during evolutionary stages, or if the stars ‘hide’ some of their angular momentum by encompassing interiors that spin more rapi ...
... photospheres show that white-dwarf stars rotate with periods much longer than those expected. It has not been determined whether this is due to the loss of angular momentum during evolutionary stages, or if the stars ‘hide’ some of their angular momentum by encompassing interiors that spin more rapi ...
AST 101 Final Exam DO NOT open the exam until
... 20.) You are watching TV in the year 3014, and an ad for a new weight less plan comes on. The plan has you go to the distant planet ”Weightlossian”, which is larger in size than the Earth, but has a much smaller mass than the Earth. The advertisement boasts that you’ll have shed pounds the moment yo ...
... 20.) You are watching TV in the year 3014, and an ad for a new weight less plan comes on. The plan has you go to the distant planet ”Weightlossian”, which is larger in size than the Earth, but has a much smaller mass than the Earth. The advertisement boasts that you’ll have shed pounds the moment yo ...
Astronomy Teaching that Focuses on Learning Subtitled
... 28. Pluto is always the farthest planet from the Sun 29. The Sun primarily emits yellow light 30. The Sun is solid & shines by burning gas or from molten lava 31. The Sun always rises directly in the East 32. Black holes are empty space 33. Black holes are huge vacuum cleaners in space, sucking ever ...
... 28. Pluto is always the farthest planet from the Sun 29. The Sun primarily emits yellow light 30. The Sun is solid & shines by burning gas or from molten lava 31. The Sun always rises directly in the East 32. Black holes are empty space 33. Black holes are huge vacuum cleaners in space, sucking ever ...
THE DOCTRINE OF ORIGINAL SPIN
... should be a tad slower because of being smaller and colder. Uranus is half the size of Saturn but colder so the fact that it rotates 1.75 times slower than Saturn is in line with expectations. Uranus’ axis of rotation is almost at right angles to its equatorial axis (obliquity), a fact that is not e ...
... should be a tad slower because of being smaller and colder. Uranus is half the size of Saturn but colder so the fact that it rotates 1.75 times slower than Saturn is in line with expectations. Uranus’ axis of rotation is almost at right angles to its equatorial axis (obliquity), a fact that is not e ...