The night sky - Mr. Champion
... • Chances are, at some point you have looked up during a clear night and noticed patterns and changes. • Humans have for many years speculated at what was above us. • This is the study of astronomy – what is beyond Earth. • The first would likely be the most numerous object we see – stars. ...
... • Chances are, at some point you have looked up during a clear night and noticed patterns and changes. • Humans have for many years speculated at what was above us. • This is the study of astronomy – what is beyond Earth. • The first would likely be the most numerous object we see – stars. ...
Notes Chapter 20 - Universe and Stars
... gravitational force. Larger objects have more gravitational pull compared to smaller objects. Smaller objects that are close enough to a larger object will ORBIT the larger object. ...
... gravitational force. Larger objects have more gravitational pull compared to smaller objects. Smaller objects that are close enough to a larger object will ORBIT the larger object. ...
Extreme Ultraviolet
... Notice that we need images of the Sun in many different wavelengths to be able to see what is happening. The frame with four images shows a zoomed in section of the large bright region in the “Coronal Loop” image, taken in four different types of light. Notice how different each picture looks, despi ...
... Notice that we need images of the Sun in many different wavelengths to be able to see what is happening. The frame with four images shows a zoomed in section of the large bright region in the “Coronal Loop” image, taken in four different types of light. Notice how different each picture looks, despi ...
Solutions to test #2 taken on Monday
... 20. (5) Two galaxies orbit one another at a separation of 500 kpc. Their orbital period is estimated to be 30 billion years. Use Kepler’s third law to find the total mass of the pair. Show all work. Possibly helpful values and equations: 1 pc = 3 x 1018 cm, 1 pc = 206,265 ...
... 20. (5) Two galaxies orbit one another at a separation of 500 kpc. Their orbital period is estimated to be 30 billion years. Use Kepler’s third law to find the total mass of the pair. Show all work. Possibly helpful values and equations: 1 pc = 3 x 1018 cm, 1 pc = 206,265 ...
ASTRO EXAM AFTERNOON Review
... An object in motion will continue to move at a constant speed and in a straight line, unless acted upon by an outside force. -Things keep doing what they do. 2. Gravity All objects attract all other objects using gravity. - The larger the mass, the stronger the gravitational pull. -The farther apart ...
... An object in motion will continue to move at a constant speed and in a straight line, unless acted upon by an outside force. -Things keep doing what they do. 2. Gravity All objects attract all other objects using gravity. - The larger the mass, the stronger the gravitational pull. -The farther apart ...
BlackHoles2011 - Montgomery College
... distinguish between the two • He extended the idea to no experiment of any type could distinguish the two masses ...
... distinguish between the two • He extended the idea to no experiment of any type could distinguish the two masses ...
How is light refracted as it speeds up? How is light
... • The atmosphere refracts sunlight toward the surface of the earth. This allows the sun to be seen after it has passed below the horizon and before it moves above the horizon. This adds about 4 minutes to each day. ...
... • The atmosphere refracts sunlight toward the surface of the earth. This allows the sun to be seen after it has passed below the horizon and before it moves above the horizon. This adds about 4 minutes to each day. ...
ScalesOfSpace&Time
... Large-Scale Structure A large survey of distant galaxies shows the largest structures in the universe: ...
... Large-Scale Structure A large survey of distant galaxies shows the largest structures in the universe: ...
Ray Optics: Reflection and Refraction
... • Real image – Formed by a mirror or lens when light rays from the object converge. It can be seen by placing a screen or piece of paper at the point at which the light from the object converges. ...
... • Real image – Formed by a mirror or lens when light rays from the object converge. It can be seen by placing a screen or piece of paper at the point at which the light from the object converges. ...
P3 medical Physics - Calthorpe Park Moodle
... Airport baggage scanners make use of false colour images. Operators must be trained to check each image in a few seconds. ...
... Airport baggage scanners make use of false colour images. Operators must be trained to check each image in a few seconds. ...
Lecture Eleven (Powerpoint format)
... controversy for which the evidence on both sides is fragmentary and partly faulty. This debate illustrates forcefully how tricky it is to pick one's way through the treacherous ground that characterizes research at the frontiers of science." Frank Shu (contemporary astrophysicist) "As to relativit ...
... controversy for which the evidence on both sides is fragmentary and partly faulty. This debate illustrates forcefully how tricky it is to pick one's way through the treacherous ground that characterizes research at the frontiers of science." Frank Shu (contemporary astrophysicist) "As to relativit ...
Part II: Ideas in Conflict.
... A red-shift as large as that measured for Cygnus A would imply (based upon Hubble’s Law) that this galaxy was nearly 220 Mpc from us – farther from us that any previously observed galaxy. For this radio source to produce a radio signal large enough to be detected by a back-yard radio telescope, an ...
... A red-shift as large as that measured for Cygnus A would imply (based upon Hubble’s Law) that this galaxy was nearly 220 Mpc from us – farther from us that any previously observed galaxy. For this radio source to produce a radio signal large enough to be detected by a back-yard radio telescope, an ...
Hubble Space Telescope Image
... call spiral galaxies were referred to as “spiral nebulae” and most astronomers believed them to be clouds of gas and stars associated with our own Milky Way. The breakthrough came in 1924 when Edwin Hubble was able to measure the distance to the “Great Nebula in Andromeda” (M 31, at right) and found ...
... call spiral galaxies were referred to as “spiral nebulae” and most astronomers believed them to be clouds of gas and stars associated with our own Milky Way. The breakthrough came in 1924 when Edwin Hubble was able to measure the distance to the “Great Nebula in Andromeda” (M 31, at right) and found ...
Solutions to test #2 taken on Tuesday
... 2. (15) Millions, Billions or One. This is an “order of magnitude” question. Pick the number (the order of magnitude) that is closest for each. a) _millions_The temperature in the core of the Sun. b) ___one__ The size of a typical black hole’s event horizon (in kilometers) created in the death of a ...
... 2. (15) Millions, Billions or One. This is an “order of magnitude” question. Pick the number (the order of magnitude) that is closest for each. a) _millions_The temperature in the core of the Sun. b) ___one__ The size of a typical black hole’s event horizon (in kilometers) created in the death of a ...
Hewitt/Lyons/Suchocki/Yeh, Conceptual Integrated Science
... • If Bob had chosen to face Alice by standing on his head, he would have been flipped up-todown, and not left-to-right! ...
... • If Bob had chosen to face Alice by standing on his head, he would have been flipped up-todown, and not left-to-right! ...
BUT, what frame of reference is this measured
... Large scale bubble-like structures in the universe. The image contains about 4000 galaxies each representing one luminous point. ...
... Large scale bubble-like structures in the universe. The image contains about 4000 galaxies each representing one luminous point. ...
(the factor f star in the Drake equation. Recall it
... After that, the electromagnetic radiation did not interact strongly with the matter any more and it remained in the universe from that time. The discovery by radio astronomers of this ‘cosmic ray background’ electromagnetic radiation is one of the experimental reasons that we believe this story. ...
... After that, the electromagnetic radiation did not interact strongly with the matter any more and it remained in the universe from that time. The discovery by radio astronomers of this ‘cosmic ray background’ electromagnetic radiation is one of the experimental reasons that we believe this story. ...
Measuring the masses of clusters
... •! Chowlson (1924) and Einstein (1936) predicted that if a background object is directly aligned with a point source mass, the light rays will be deflected into an “Einstein Ring” •! In 1937, Zwicky (again!) predicted that one could study the mass distribution (dark matter) in clusters by studying b ...
... •! Chowlson (1924) and Einstein (1936) predicted that if a background object is directly aligned with a point source mass, the light rays will be deflected into an “Einstein Ring” •! In 1937, Zwicky (again!) predicted that one could study the mass distribution (dark matter) in clusters by studying b ...