Origin of Our Solar System
... accretionary disk model. The student is expected to: a) analyze how gravitational condensation of solar nebular gas and dust can lead to the accretion of planetesimals and protoplanets; b) investigate thermal energy sources, including kinetic heat of impact accretion, gravitational compression, and ...
... accretionary disk model. The student is expected to: a) analyze how gravitational condensation of solar nebular gas and dust can lead to the accretion of planetesimals and protoplanets; b) investigate thermal energy sources, including kinetic heat of impact accretion, gravitational compression, and ...
Zodiacs and Calendars
... heliacal rising is best done in the desert with clear skies and a broad horizon. Though the connection between these two systems of time seemed reliable enough to carve into stone, they in fact diverge … slowly. In the 360-degree system given us by Zoroaster (which, adding five holy days, gives us t ...
... heliacal rising is best done in the desert with clear skies and a broad horizon. Though the connection between these two systems of time seemed reliable enough to carve into stone, they in fact diverge … slowly. In the 360-degree system given us by Zoroaster (which, adding five holy days, gives us t ...
Celestial Motions
... due north. Where are you? • You are on the equator. • You are at the North Pole. • You are at latitude 50°N. • You are at longitude 50°E. • You are at latitude 50°N and longitude 50°E. ...
... due north. Where are you? • You are on the equator. • You are at the North Pole. • You are at latitude 50°N. • You are at longitude 50°E. • You are at latitude 50°N and longitude 50°E. ...
Chapter 27 PLANETS OF THE SOLAR SYSTEM
... observed 4 moons orbiting Jupiter; confirmed that objects don’t have to orbit Earth. Tycho Brahe (Danish astronomer) made detailed observations of the solar system before he died. His assistant, Johannes Kepler, discovered patterns to the observations and developed 3 laws which explained the motion ...
... observed 4 moons orbiting Jupiter; confirmed that objects don’t have to orbit Earth. Tycho Brahe (Danish astronomer) made detailed observations of the solar system before he died. His assistant, Johannes Kepler, discovered patterns to the observations and developed 3 laws which explained the motion ...
Astronomy 1001/1005 Midterm (200 points) Name:
... the creation of the two very different types of planets None of the above ...
... the creation of the two very different types of planets None of the above ...
18 O
... Assume material provided at inner radius of our model (100 AU) is advected unaltered to the inner disk Assume significant grain evolution has occurred and material fractionation has occurred (gas/ice segregation). – time that rocks are formed and fractionation begins is a variable – after fractionat ...
... Assume material provided at inner radius of our model (100 AU) is advected unaltered to the inner disk Assume significant grain evolution has occurred and material fractionation has occurred (gas/ice segregation). – time that rocks are formed and fractionation begins is a variable – after fractionat ...
Life and Earth Science Vocabulary 2015
... Moon: Earth’s natural, rocky satellite; revolves/orbits the Earth in about 29½ days; reflects the light of the Sun Asteroid belt: the area in space between Mars and Jupiter containing rocks and metal (separates inner & outer planets) Feature: an interesting or important part; a characteristic Atmosp ...
... Moon: Earth’s natural, rocky satellite; revolves/orbits the Earth in about 29½ days; reflects the light of the Sun Asteroid belt: the area in space between Mars and Jupiter containing rocks and metal (separates inner & outer planets) Feature: an interesting or important part; a characteristic Atmosp ...
Lecture 35. Habitable Zones.
... too hot now/not habitable geologic age of the surface: ~500 Ma could have been habitable in the past before runaway greenhouse Earth liquid water for most or all of geologic history has always been habitable carbonate-silicate cycle stabilizes the climate with its negative ...
... too hot now/not habitable geologic age of the surface: ~500 Ma could have been habitable in the past before runaway greenhouse Earth liquid water for most or all of geologic history has always been habitable carbonate-silicate cycle stabilizes the climate with its negative ...
Astronomical Distances
... small, it would be like calculating the distance between Naperville and London in millimeters. For example, the distance is roughly 6,378,000,000 mm, this number is scientifically meaningful and accurate, but can you truly understand what it means? For astronomy, we need to use units that are much l ...
... small, it would be like calculating the distance between Naperville and London in millimeters. For example, the distance is roughly 6,378,000,000 mm, this number is scientifically meaningful and accurate, but can you truly understand what it means? For astronomy, we need to use units that are much l ...
The ancient Greeks were first to propose
... the heliocentric model must be correct. The Earth is now placed as the third planet moving around the Sun. The new heliocentric model was no more accurate than the system of Ptolemy, in part because Copernicus still had circular orbits. Tycho Brahe was a late 16th century Danish nobleman who carrie ...
... the heliocentric model must be correct. The Earth is now placed as the third planet moving around the Sun. The new heliocentric model was no more accurate than the system of Ptolemy, in part because Copernicus still had circular orbits. Tycho Brahe was a late 16th century Danish nobleman who carrie ...
Exam 1 Monday, September 22nd, Chs 1-3
... same time after the Big Bang, which galaxy appears to us as the youngest? A) the galaxy that appears bluest to us B) the galaxy that is furthest from us C) the galaxy that appears largest to us D) the galaxy that is closest to us E) All galaxies would appear to have the same age. ...
... same time after the Big Bang, which galaxy appears to us as the youngest? A) the galaxy that appears bluest to us B) the galaxy that is furthest from us C) the galaxy that appears largest to us D) the galaxy that is closest to us E) All galaxies would appear to have the same age. ...
Two-Layer Solar Interior Model Presentation
... the left is just for cosmetics. You do not need to read it. It is a visual reminder that if an astronomer understands the reactions that go on within the Sun and the pressure and temperature conditions that control those reactions, they can calculate the properties of the interior of the Sun with gr ...
... the left is just for cosmetics. You do not need to read it. It is a visual reminder that if an astronomer understands the reactions that go on within the Sun and the pressure and temperature conditions that control those reactions, they can calculate the properties of the interior of the Sun with gr ...
Scales of the Universe
... What would you expect to see if you looked at the Sun’s photosphere now? • The photosphere: the region where the black body radiation that we see is made • Thin gas: 3,400 times thinner than air • It is the transition region from a black-body emitting plasma to a transparent gas • Its upper layer ...
... What would you expect to see if you looked at the Sun’s photosphere now? • The photosphere: the region where the black body radiation that we see is made • Thin gas: 3,400 times thinner than air • It is the transition region from a black-body emitting plasma to a transparent gas • Its upper layer ...
Diameter of the Milky Way
... magnetic field. This would be a test for showing the hypothesis wrong. So both A and C are capable of being proved wrong, which makes them scientific. Statement B, however, has no test for wrongness. It is reasonable speculation—but not a scientific hypothesis. ...
... magnetic field. This would be a test for showing the hypothesis wrong. So both A and C are capable of being proved wrong, which makes them scientific. Statement B, however, has no test for wrongness. It is reasonable speculation—but not a scientific hypothesis. ...
What is the sun?
... the sun in an orbit towards the sun, it is summer on that part of the Earth , Half a year later, the Earth goes round to the other side of its orbit. That part of the earth is now farther away from the sun and has it winter and the other part has its summer, Between wummer and winter, both halves of ...
... the sun in an orbit towards the sun, it is summer on that part of the Earth , Half a year later, the Earth goes round to the other side of its orbit. That part of the earth is now farther away from the sun and has it winter and the other part has its summer, Between wummer and winter, both halves of ...
Chapter 2: Solar Radiation and the Seasons
... from 90°. For today, they are at 66 1/2° north and south latitude (90-23 1/2°). If the Earth were tilted at 10°, the Arctic and Antarctic Circles would be at 80° north and south latitude (90-10°). The dates of solstices, equinoxes, perihelion, and aphelion would not change. 14. Example: December sol ...
... from 90°. For today, they are at 66 1/2° north and south latitude (90-23 1/2°). If the Earth were tilted at 10°, the Arctic and Antarctic Circles would be at 80° north and south latitude (90-10°). The dates of solstices, equinoxes, perihelion, and aphelion would not change. 14. Example: December sol ...
General Astronomy - Stockton University
... Although astronomy has been practiced for thousands of years, it consisted mostly of observing and cataloguing the motions of stars. The use of spectroscopy to determine the properties of stars (c.a. 1814) allowed astronomers to investigate the the stars scientifically. ...
... Although astronomy has been practiced for thousands of years, it consisted mostly of observing and cataloguing the motions of stars. The use of spectroscopy to determine the properties of stars (c.a. 1814) allowed astronomers to investigate the the stars scientifically. ...
PDF, 179Kb - Maths Careers
... is too small to see because its radius is 109 times smaller than the sun’s radius. 1.3 x 106 Earths would occupy the same volume as the Sun! In about 5 x 109 years the Sun will become a red giant star and its radius will be at least 1.4 x 108 km. That’s 200 times the length it is now and big enough ...
... is too small to see because its radius is 109 times smaller than the sun’s radius. 1.3 x 106 Earths would occupy the same volume as the Sun! In about 5 x 109 years the Sun will become a red giant star and its radius will be at least 1.4 x 108 km. That’s 200 times the length it is now and big enough ...
Solar System 2010 - Science Olympiad
... Planetary Motions: Precession Because of the precession of the equinoxes, the ...
... Planetary Motions: Precession Because of the precession of the equinoxes, the ...
Solar System 2010 - Science Olympiad
... Planetary Motions: Precession Because of the precession of the equinoxes, the ...
... Planetary Motions: Precession Because of the precession of the equinoxes, the ...
PHY221 Lab-03-1: Computing Orbits
... Basically, delete anything that you know will not be used in the simulation of Earth’s orbit. 4. Change the ball to Earth and name it earth. Make its radius 6.4 × 109 which is 1000 times larger than Earth’s actual radius. If we used its actual radius, we would not be able to see it in the simulation ...
... Basically, delete anything that you know will not be used in the simulation of Earth’s orbit. 4. Change the ball to Earth and name it earth. Make its radius 6.4 × 109 which is 1000 times larger than Earth’s actual radius. If we used its actual radius, we would not be able to see it in the simulation ...
Chapter 4
... – Tycho provided the data needed to improve this model – Kepler found a model that fit Tycho’s data ...
... – Tycho provided the data needed to improve this model – Kepler found a model that fit Tycho’s data ...
Name: Notes – #51 Our Suns Brilliant Future 1. In the core of our
... helium nuclei can come together (i.e. fuse) to form a ________________ nucleus. 11. Carbon can fuse to a helium nucleus to form ________________. 12. The helium fusion stage lasts only about ________________ years. 13. At this stage, there is a carbon and oxygen core surrounded by a ______________ f ...
... helium nuclei can come together (i.e. fuse) to form a ________________ nucleus. 11. Carbon can fuse to a helium nucleus to form ________________. 12. The helium fusion stage lasts only about ________________ years. 13. At this stage, there is a carbon and oxygen core surrounded by a ______________ f ...