Comparing Different Wavelength Pictures
... Images from a variety of these telescopes show different aspects of the same astronomical objects. To trained eyes, each of the images in this collection produced contributes details that provide a more comprehensive understanding of the observed object than is possible from a single image. Radio im ...
... Images from a variety of these telescopes show different aspects of the same astronomical objects. To trained eyes, each of the images in this collection produced contributes details that provide a more comprehensive understanding of the observed object than is possible from a single image. Radio im ...
The Moon
... planet because it is smaller than Pluto and orbits Pluto. #28 is Eris. It is similar to Pluto but slightly larger than Pluto. Eris is the largest known object in a collection of objects beyond Neptune called the Kuiper Belt. Like the asteroid belt, the Kuiper Belt is composed of multi-sized objects. ...
... planet because it is smaller than Pluto and orbits Pluto. #28 is Eris. It is similar to Pluto but slightly larger than Pluto. Eris is the largest known object in a collection of objects beyond Neptune called the Kuiper Belt. Like the asteroid belt, the Kuiper Belt is composed of multi-sized objects. ...
Astronomy - Surfin` Through the Solar System
... 3. Constellation- a group of stars that can be seen as a pattern from Earth 4. Comet- a bright body that orbits the sun in an oval shaped path 5. Meteor- chunks of rock or metal flying through space 6. Asteroid Belt- asteroids that orbit the sun between Mars and Jupiter Procedures/Activities 1. Read ...
... 3. Constellation- a group of stars that can be seen as a pattern from Earth 4. Comet- a bright body that orbits the sun in an oval shaped path 5. Meteor- chunks of rock or metal flying through space 6. Asteroid Belt- asteroids that orbit the sun between Mars and Jupiter Procedures/Activities 1. Read ...
Document
... Measuring Distances to Stars Practical limit on how small an angle can be measured - ground based obs can measure distances out to 30 pc Using the HIPPARCOS satellite got past some limitations extending use of method to 300 pc GAIA will extend the range of the method by another factor of ~5 ...
... Measuring Distances to Stars Practical limit on how small an angle can be measured - ground based obs can measure distances out to 30 pc Using the HIPPARCOS satellite got past some limitations extending use of method to 300 pc GAIA will extend the range of the method by another factor of ~5 ...
Models of The Solar System
... The Geocentric Model • Aristotle, a Greek philosopher reasoned that if Earth circled around the sun, then the relative positions of the stars would change as Earth moves. • This apparent change in the position of an object when viewed from different angles or locations on Earth is known as parallax. ...
... The Geocentric Model • Aristotle, a Greek philosopher reasoned that if Earth circled around the sun, then the relative positions of the stars would change as Earth moves. • This apparent change in the position of an object when viewed from different angles or locations on Earth is known as parallax. ...
SCI112: Earth Science
... The history of earth is told in its rocks—how the planet was formed and what changes it has gone through. Students study changes that have taken place in Earth’s long history, examining geological time and the changes in living things over time. ...
... The history of earth is told in its rocks—how the planet was formed and what changes it has gone through. Students study changes that have taken place in Earth’s long history, examining geological time and the changes in living things over time. ...
Fundamentals of Surveying
... The x and y axes divide the plane into four parts, numbered in a counter-clockwise direction as shown in the left of figure 33. Signs of the coordinates of points in each quadrant are also shown in this figure. Note: In surveying, the quadrants are numbered clockwise starting with the upper right qu ...
... The x and y axes divide the plane into four parts, numbered in a counter-clockwise direction as shown in the left of figure 33. Signs of the coordinates of points in each quadrant are also shown in this figure. Note: In surveying, the quadrants are numbered clockwise starting with the upper right qu ...
Study Guide for 1ST Astronomy Exam
... Describe the steps in the formation of solar system (33.2 to 33.5 1. Interstellar cloud collapses to a disk 2. Solid grains of rock and ice coalesce to form planetesimals o Within the “ice line” only rocky planetesimals form o Beyond the “ice line” planetesimals are composed mostly of ices. 3. Pla ...
... Describe the steps in the formation of solar system (33.2 to 33.5 1. Interstellar cloud collapses to a disk 2. Solid grains of rock and ice coalesce to form planetesimals o Within the “ice line” only rocky planetesimals form o Beyond the “ice line” planetesimals are composed mostly of ices. 3. Pla ...
The formation of the Solar System I. Stellar context
... But how do you put planets together from dust??? ...
... But how do you put planets together from dust??? ...
sun elements
... atom. The Sun also has traces of neon, sodium, magnesium, aluminum, silicon, phosphorus, sulfur, potassium, and iron. The percentages quoted here are by the relative number of atoms. If you use the percentage by mass, you find that hydrogen makes up 78.5% of the Sun's mass, helium 19.7%, oxygen 0.86 ...
... atom. The Sun also has traces of neon, sodium, magnesium, aluminum, silicon, phosphorus, sulfur, potassium, and iron. The percentages quoted here are by the relative number of atoms. If you use the percentage by mass, you find that hydrogen makes up 78.5% of the Sun's mass, helium 19.7%, oxygen 0.86 ...
PC2491 Examples 2
... An H1 cloud in the galactic plane at l=30o is observed to have a velocity relative to the local standard of rest of +80 km s-1. Assume the galactic rotation curve is flat with an amplitude of 220 km s-1 , and that Ro = 8.2 kpc and estimate the two possible distances to this cloud. (4) Estimate the m ...
... An H1 cloud in the galactic plane at l=30o is observed to have a velocity relative to the local standard of rest of +80 km s-1. Assume the galactic rotation curve is flat with an amplitude of 220 km s-1 , and that Ro = 8.2 kpc and estimate the two possible distances to this cloud. (4) Estimate the m ...
Lecture 5: Light as a tool
... 1) Why does our sky appear to be mostly blue, and not violet, at mid-day? 2) What color would our sky be if atmospheric particles were slightly larger? 3) Why is the sky black on the moon? ...
... 1) Why does our sky appear to be mostly blue, and not violet, at mid-day? 2) What color would our sky be if atmospheric particles were slightly larger? 3) Why is the sky black on the moon? ...
PS#3
... Lsun is 4x1026 W, so this is about 0.001 times the Sun’s luminosity 4. A radio transmitter on a spacecraft emits a signal at a frequency of 10 Hz. At Earth the signal is received and noted to be at 99,970,000Hz. How fast is the spacecraft moving? Is it receding or approaching? ...
... Lsun is 4x1026 W, so this is about 0.001 times the Sun’s luminosity 4. A radio transmitter on a spacecraft emits a signal at a frequency of 10 Hz. At Earth the signal is received and noted to be at 99,970,000Hz. How fast is the spacecraft moving? Is it receding or approaching? ...
ptolemy day 21 - Arts of Liberty
... Jupiter, Saturn, can be any angular distance from the sun. This is the big distinction between inner and outer planets. (The cause of this, in truth, is clear. Our own orbit encompasses those of Venus and Mercury, while it is encompassed by those of Mars, Jupiter, and Saturn. This is another sneak p ...
... Jupiter, Saturn, can be any angular distance from the sun. This is the big distinction between inner and outer planets. (The cause of this, in truth, is clear. Our own orbit encompasses those of Venus and Mercury, while it is encompassed by those of Mars, Jupiter, and Saturn. This is another sneak p ...
Frostburg State Planetarium presents
... Why does Sun Rise & Set? • For thousands of years, humans believed that sun & sky objects moved about Earth every day! • In the 1500’s, Copernicus proposed that the Earth itself was moving, not the sky objects! • Copernicus wrote that the Earth was spinning every day and orbiting the sun every year ...
... Why does Sun Rise & Set? • For thousands of years, humans believed that sun & sky objects moved about Earth every day! • In the 1500’s, Copernicus proposed that the Earth itself was moving, not the sky objects! • Copernicus wrote that the Earth was spinning every day and orbiting the sun every year ...
Earth, moon and sun
... o Based on examining rocks of the lunar surface, scientists have determined the age of the moon to be 3.84.5 billion years old, same as the Earth. o According to the Impact Theory, the Moon formed as the result of a collision between Earth and a Marssized object about 4.5 billions years ago. o The i ...
... o Based on examining rocks of the lunar surface, scientists have determined the age of the moon to be 3.84.5 billion years old, same as the Earth. o According to the Impact Theory, the Moon formed as the result of a collision between Earth and a Marssized object about 4.5 billions years ago. o The i ...
Unit 44: Astronomy
... of our Solar System and the components within it. The internal structure of the Sun, Earth and Moon will serve to highlight the variation in terms of ‘activity’ which prevail in these objects and demonstrates the differences between stars, planets and moons. The Sun’s effect on all objects in the So ...
... of our Solar System and the components within it. The internal structure of the Sun, Earth and Moon will serve to highlight the variation in terms of ‘activity’ which prevail in these objects and demonstrates the differences between stars, planets and moons. The Sun’s effect on all objects in the So ...
OCR Physics A Refer to the Physics A datasheet for data, formulae
... The red shift of a galaxy’s spectrum can be used to determine the velocity of the galaxy relative to Earth. a ...
... The red shift of a galaxy’s spectrum can be used to determine the velocity of the galaxy relative to Earth. a ...
Moon Obs #1 Due!
... • More than 140 satellites in our Solar System! • Earth has 1, Mars has 2, Jupiter has ~62, Saturn has ~43, Uranus has ~24, and Neptune has ~13 • All are very different from each other- not just copies of our own Moon. But they do all have solid surfaces (like terrestrial planets) ...
... • More than 140 satellites in our Solar System! • Earth has 1, Mars has 2, Jupiter has ~62, Saturn has ~43, Uranus has ~24, and Neptune has ~13 • All are very different from each other- not just copies of our own Moon. But they do all have solid surfaces (like terrestrial planets) ...
Solar System`s Age - Empyrean Quest Publishers
... Formation of Planets • Condensation temperature determines whether a certain substance is a solid or a gas. – Above the condensation temperature, gas state – Below the condensation temperature, solid sate • Hydrogen and Helium: always in gas state, because concentration temperatures close to absolu ...
... Formation of Planets • Condensation temperature determines whether a certain substance is a solid or a gas. – Above the condensation temperature, gas state – Below the condensation temperature, solid sate • Hydrogen and Helium: always in gas state, because concentration temperatures close to absolu ...