PowerPoint
... Formation of OUR Solar System? • Looks like a supernova explosion nearby may have done the job… Probably a type II high-mass star supernova, from the relative abundances of elements in meteorites. • Blast wave compresses interstellar cloud, and the debris of that explosion is contained in the first ...
... Formation of OUR Solar System? • Looks like a supernova explosion nearby may have done the job… Probably a type II high-mass star supernova, from the relative abundances of elements in meteorites. • Blast wave compresses interstellar cloud, and the debris of that explosion is contained in the first ...
DEU 5e Chapter 1 Lecture PPT
... One common misconception is that the Moon is only visible at night. However, the time of day in which the Moon is in our sky varies depending on its phase. This picture clearly displays the Moon, visible during the day. ...
... One common misconception is that the Moon is only visible at night. However, the time of day in which the Moon is in our sky varies depending on its phase. This picture clearly displays the Moon, visible during the day. ...
1, Scientific notation (2 points) A) Undergraduate Enrolment. In a
... Richter scale is 10 times as intense as an earthquake whose magnitude is 6. Earthquake intensities can be interpreted as multiples of the minimum intensity I0 . The earthquake in Ahmadabad, India, on January 26, 2001, had an intensity of 10 7.9 x I0. What was its magnitude on the Richter scale? 8, E ...
... Richter scale is 10 times as intense as an earthquake whose magnitude is 6. Earthquake intensities can be interpreted as multiples of the minimum intensity I0 . The earthquake in Ahmadabad, India, on January 26, 2001, had an intensity of 10 7.9 x I0. What was its magnitude on the Richter scale? 8, E ...
Astronomy 103 – Midterm 2 – October 29, 2014
... class O white dwarf. What can you say about their temperatures? a) A is hotter than B b) B is hotter than A c) A and B have approximately the same temperature d) We do not have enough information to derive their temperatures. ...
... class O white dwarf. What can you say about their temperatures? a) A is hotter than B b) B is hotter than A c) A and B have approximately the same temperature d) We do not have enough information to derive their temperatures. ...
EarthScience-Astronomy-TheSolarSystem
... c. Traveling east or west, the altitude of Polaris does not change. 10. Explain how the Moon’s rotation and revolution affects its appearance. a. Earth is orbited by one moon and many artificial satellites. b. When we watch the Moon during the course of a month, it looks like it is changing shape. W ...
... c. Traveling east or west, the altitude of Polaris does not change. 10. Explain how the Moon’s rotation and revolution affects its appearance. a. Earth is orbited by one moon and many artificial satellites. b. When we watch the Moon during the course of a month, it looks like it is changing shape. W ...
File - Mr. Gray`s Class
... • The Sun is an average sized star. It looks very big from earth because it is so close to us! • Why do we study the sun? – Sun is very important to earth – without its heat and light, we would not be able to survive! – Gives us the Seasons – Its gravity keeps us, and the other planets, in orbit – I ...
... • The Sun is an average sized star. It looks very big from earth because it is so close to us! • Why do we study the sun? – Sun is very important to earth – without its heat and light, we would not be able to survive! – Gives us the Seasons – Its gravity keeps us, and the other planets, in orbit – I ...
Astro 210 Lecture 4 Sept. 4, 2013 Announcements: • PS 1 available
... ergo: to compare wattage of stars, need distances! ...
... ergo: to compare wattage of stars, need distances! ...
Galileo and the physics of motion
... Planetary Orbits • Gravitational force between Sun and planets causes orbits with D being the planet’s distance from the Sun ...
... Planetary Orbits • Gravitational force between Sun and planets causes orbits with D being the planet’s distance from the Sun ...
Chapter 9 “The Family of Stars “
... The Astronomer’s Method 2. What is parallax? Apparent change in the position of an object due to change in location of an astronomer. 3. The farther away an object is, the ___________ the parallax, while the closer, the _____________ the parallax. Smaller; larger 4. What unit is used to express para ...
... The Astronomer’s Method 2. What is parallax? Apparent change in the position of an object due to change in location of an astronomer. 3. The farther away an object is, the ___________ the parallax, while the closer, the _____________ the parallax. Smaller; larger 4. What unit is used to express para ...
Lecture 10
... Structure of the Exam Closed book. Calculators strongly recommended. (Check batteries!) Pencils are a good idea for the calculations. (but not necessary) Formulae and constants you need will be provided. Just like the sample exam. Will not be a test of time. Should be finished in under one hour. Bu ...
... Structure of the Exam Closed book. Calculators strongly recommended. (Check batteries!) Pencils are a good idea for the calculations. (but not necessary) Formulae and constants you need will be provided. Just like the sample exam. Will not be a test of time. Should be finished in under one hour. Bu ...
Word file
... Calculate how long it takes for light from the Sun to reach the following planets and dwarf planets: [ The nearest star is 4.22 light years away. Think of these distances as small fractions of a light year. ] Mercury Earth Saturn Sedna Distances of the Planets from the Sun in Miles Mercury Venus Ear ...
... Calculate how long it takes for light from the Sun to reach the following planets and dwarf planets: [ The nearest star is 4.22 light years away. Think of these distances as small fractions of a light year. ] Mercury Earth Saturn Sedna Distances of the Planets from the Sun in Miles Mercury Venus Ear ...
Document
... glowing band of light that spans the sky on a very clear night.
Understand that the universe contains many billions of galaxies, and each galaxy contains many billions of stars. To the naked eye, even
the closest of these galaxies is no more than a dim, fuzzy spot.
U ...
... glowing band of light that spans the sky on a very clear night.
Stars I - Astronomy Centre
... • We can tell a mountain is more than a few hundred metres away, but not whether it is 2 or 5 km away • Parallax is due to our changing viewpoint as Earth orbits the Sun • With 2 AU separating our two “eyes” we can measure distances to nearby stars ...
... • We can tell a mountain is more than a few hundred metres away, but not whether it is 2 or 5 km away • Parallax is due to our changing viewpoint as Earth orbits the Sun • With 2 AU separating our two “eyes” we can measure distances to nearby stars ...
flares
... observation of the forms and positions of the solar spots, an appearance was witnessed which I believe to be exceedingly rare. … I had secured diagrams of all the groups and detached spots, and was engaged at the time in counting from the chronometer and recording the contacts of the spots with the ...
... observation of the forms and positions of the solar spots, an appearance was witnessed which I believe to be exceedingly rare. … I had secured diagrams of all the groups and detached spots, and was engaged at the time in counting from the chronometer and recording the contacts of the spots with the ...
Lesson Plan A2 The Year and Seasons
... orbit. We do not feel this motion. To us on the surface of the Earth, it appears as if the Sun is moving. We say the Sun “traces a path” through the background stars. This apparent path of the Sun is called the ecliptic. It is a result of Earth’s orbital motion around the Sun. Earth is also tilted o ...
... orbit. We do not feel this motion. To us on the surface of the Earth, it appears as if the Sun is moving. We say the Sun “traces a path” through the background stars. This apparent path of the Sun is called the ecliptic. It is a result of Earth’s orbital motion around the Sun. Earth is also tilted o ...
Document
... •The presence of the decay products of 26Al (which has a half-life of 3 x 106 yrs) in meteorides indicates that the time period between this element being ejected from a nearby star (where it would have had to have been produced) into what would have become the pre-solar nebula, and for it then to c ...
... •The presence of the decay products of 26Al (which has a half-life of 3 x 106 yrs) in meteorides indicates that the time period between this element being ejected from a nearby star (where it would have had to have been produced) into what would have become the pre-solar nebula, and for it then to c ...
Chapter 7 Mapping the Sky
... locations of the observer and of the objects being observed in the sky. Because space is observed from Earth, Earth’s coordinate system must be established before space can be mapped. Earth rotates on its axis daily and revolves around the sun annually. These two facts have greatly complicated the h ...
... locations of the observer and of the objects being observed in the sky. Because space is observed from Earth, Earth’s coordinate system must be established before space can be mapped. Earth rotates on its axis daily and revolves around the sun annually. These two facts have greatly complicated the h ...
Astronomy - Dallas ISD
... would cause it to collapse in the future, is that they do not believe there is/are enough — A ...
... would cause it to collapse in the future, is that they do not believe there is/are enough — A ...
Telescopes (continued). Properties of Stars.
... Measuring the Apparent Brightness Stars emit radiation of all wavelengths. No detector is sensitive to the entire spectrum. Usually we measure apparent brightness in a small range of the complete spectrum. Eyes are sensitive to visible light. When we measure the apparent brightness in the visible r ...
... Measuring the Apparent Brightness Stars emit radiation of all wavelengths. No detector is sensitive to the entire spectrum. Usually we measure apparent brightness in a small range of the complete spectrum. Eyes are sensitive to visible light. When we measure the apparent brightness in the visible r ...
HR Diagram (Temperature Versus Absolute Magnitude)
... • This distance is one Astronomical Unit (AU) • Astronomical units can be used to measure distances within our solar systems ...
... • This distance is one Astronomical Unit (AU) • Astronomical units can be used to measure distances within our solar systems ...
PDF format - Princeton University Press
... underworld. The vault of heaven remains forever fixed; the sun, the moon, and the stars move round under it, rising from Oceanus in the east and plunging into it again in the west. We are not told what happens to the heavenly bodies between their setting and rising. They cannot pass under the earth, ...
... underworld. The vault of heaven remains forever fixed; the sun, the moon, and the stars move round under it, rising from Oceanus in the east and plunging into it again in the west. We are not told what happens to the heavenly bodies between their setting and rising. They cannot pass under the earth, ...
EARTH SCIENCE REGENTS REVIEW
... * A geocentric model of the solar system has the Earth at the center, with planets, moon, and sun revolving around it in circular orbits (this was the first model of the solar system) * A heliocentric model of the solar system has the Sun at the center, with planets moving around it, and the moon mo ...
... * A geocentric model of the solar system has the Earth at the center, with planets, moon, and sun revolving around it in circular orbits (this was the first model of the solar system) * A heliocentric model of the solar system has the Sun at the center, with planets moving around it, and the moon mo ...