Goals of the day Clickers Order of Magnitude Astronomy
... • Local group = several million light-years =106 ly • Observable universe = 14 billion light-years = 1.4 x 1010 ly ...
... • Local group = several million light-years =106 ly • Observable universe = 14 billion light-years = 1.4 x 1010 ly ...
Untitled
... The Moon rotates on its …………………………., which takes 29.5 days. Its …………………………. around the Earth also takes 29.5 days. Because of this, we always see the same …………………………. of the Moon. The Moon does not produce its own light; it …………………………. sunlight. Obviously, we can only see the illuminated part that i ...
... The Moon rotates on its …………………………., which takes 29.5 days. Its …………………………. around the Earth also takes 29.5 days. Because of this, we always see the same …………………………. of the Moon. The Moon does not produce its own light; it …………………………. sunlight. Obviously, we can only see the illuminated part that i ...
Lesson 4: Object`s Motion in the Sky
... already in motion, it will stay in motion at that same speed and direction unless an outside force acts on it. This is called Newton’s first law of motion. ...
... already in motion, it will stay in motion at that same speed and direction unless an outside force acts on it. This is called Newton’s first law of motion. ...
Chapter 3 The Science of Astronomy In what ways do all humans
... Copernican revolution? – His experiments and observations overcame the remaining objections to the Sun-centered solar system ...
... Copernican revolution? – His experiments and observations overcame the remaining objections to the Sun-centered solar system ...
HighFour General Sciences Round 8 Category A: Grades 4 – 5
... system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune — and Planet Nine. A The distance from Earth to the sun is called an astronomical unit, or AU, which is used to ...
... system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune — and Planet Nine. A The distance from Earth to the sun is called an astronomical unit, or AU, which is used to ...
Chapter 3 The Science of Astronomy
... made of planetary positions. • Still could not detect stellar parallax, and thus still thought Earth must be at center of solar system (but recognized that other planets go around Sun) • Hired Kepler, who used Tycho’s observations to discover the truth about planetary motion. ...
... made of planetary positions. • Still could not detect stellar parallax, and thus still thought Earth must be at center of solar system (but recognized that other planets go around Sun) • Hired Kepler, who used Tycho’s observations to discover the truth about planetary motion. ...
Stars and gravity - Hyde Park 3rd Grade
... Scientist’s Journal: “The Sun’s Position” Illustrate the position of the Sun in the sky in the early morning, at noon, in the afternoon, and in the late evening. Track the Sun’s position by looking at the shadows it casts. Explain why the Sun is only out in the daytime, and what happens to the Sun a ...
... Scientist’s Journal: “The Sun’s Position” Illustrate the position of the Sun in the sky in the early morning, at noon, in the afternoon, and in the late evening. Track the Sun’s position by looking at the shadows it casts. Explain why the Sun is only out in the daytime, and what happens to the Sun a ...
6.4 What can you see?
... small sphere to each celestial sphere to that each planet performed a loop during its circuit • Ptolemy’s model was accepted for thousands of years as it explained observations and fitted with their religious ...
... small sphere to each celestial sphere to that each planet performed a loop during its circuit • Ptolemy’s model was accepted for thousands of years as it explained observations and fitted with their religious ...
Our Solar System
... Distance from the Sun: 39.53 AU Rotation: 6.39 Earth Days Revolution: 247.7 Earth Years Diameter: 2,274 km (1,413 mi) 1/5 the diameter of the Earth Atmosphere: probably mostly nitrogen with a little carbon monoxide and methane Surface Conditions: It is probably made up of about 70% rock and 30% wate ...
... Distance from the Sun: 39.53 AU Rotation: 6.39 Earth Days Revolution: 247.7 Earth Years Diameter: 2,274 km (1,413 mi) 1/5 the diameter of the Earth Atmosphere: probably mostly nitrogen with a little carbon monoxide and methane Surface Conditions: It is probably made up of about 70% rock and 30% wate ...
Document
... Nebula lies a complex of molecular clouds where abundant star formation is occurring today. The clouds are illuminated by a flood of ultraviolet light emitted by four bright stars, collectively called the Trapezium. ...
... Nebula lies a complex of molecular clouds where abundant star formation is occurring today. The clouds are illuminated by a flood of ultraviolet light emitted by four bright stars, collectively called the Trapezium. ...
Lesson Plan - California Academy of Sciences
... miles away, averaging 93 million miles away from the sun. The difference in distances is relatively small and doesn’t have an effect on the length of day, or the seasons. But even if it did, we would have summer in January and winter in June! Misconception #2: The Earth’s tilt brings the northern he ...
... miles away, averaging 93 million miles away from the sun. The difference in distances is relatively small and doesn’t have an effect on the length of day, or the seasons. But even if it did, we would have summer in January and winter in June! Misconception #2: The Earth’s tilt brings the northern he ...
ASTR 101 Deming EXAM II November 18 OFFICE HRS in CSS
... short wavelength--------------------------->long wavelength great photon energy------------------>less photon energy Spectra–handout on continuous, emission, absorption spectra How are positions of lines linked to composition? How can spectra be used to determine temperature? Sun–handout—solar condi ...
... short wavelength--------------------------->long wavelength great photon energy------------------>less photon energy Spectra–handout on continuous, emission, absorption spectra How are positions of lines linked to composition? How can spectra be used to determine temperature? Sun–handout—solar condi ...
Friday, Oct. 10
... the fact that your two eyes view an object from two different locations, so have to look in different directions to look at an object. The different direction to an object from different positions is called parallax. Astronomers use the change in the direction to a star during a year, as the Earth o ...
... the fact that your two eyes view an object from two different locations, so have to look in different directions to look at an object. The different direction to an object from different positions is called parallax. Astronomers use the change in the direction to a star during a year, as the Earth o ...
Starlight and What it Tells Us
... • How bright a star would be at a distance of 32.6 l.y. (10 parsecs) • Sun: 4.5 (inconspicuous naked-eye star) • Altair: 2.2 • Deneb: -7.1 (bright as crescent moon) – Note: Deneb - Altair about 10 magnitudes = 100 x 100 = 10,000 times ...
... • How bright a star would be at a distance of 32.6 l.y. (10 parsecs) • Sun: 4.5 (inconspicuous naked-eye star) • Altair: 2.2 • Deneb: -7.1 (bright as crescent moon) – Note: Deneb - Altair about 10 magnitudes = 100 x 100 = 10,000 times ...
Geocentric vs. Heliocentric - Answering the Debate 2014
... A simple test of the parallax effect is to place your thumb in front of your face and observe an object with your left eye only. Now switch to using your right eye only. The object will be in a different position relative to your thumb. We can see that the building appears to be in a different plac ...
... A simple test of the parallax effect is to place your thumb in front of your face and observe an object with your left eye only. Now switch to using your right eye only. The object will be in a different position relative to your thumb. We can see that the building appears to be in a different plac ...
Chapter 2 - AstroStop
... A) the planets move with varying speeds in elliptical orbits around the Earth. B) the planets move at constant speeds in circular orbits around the Earth. C) the planets move in circular epicycles around the Sun while the Sun moves in a circular orbit around the Earth. D) the planets move in circula ...
... A) the planets move with varying speeds in elliptical orbits around the Earth. B) the planets move at constant speeds in circular orbits around the Earth. C) the planets move in circular epicycles around the Sun while the Sun moves in a circular orbit around the Earth. D) the planets move in circula ...
The Sun (continued). - Department of Physics and Astronomy
... No sunspots were observed in 16451715, when a Little Ice Age took place in Europe and America. ...
... No sunspots were observed in 16451715, when a Little Ice Age took place in Europe and America. ...
ss - PAMS-Doyle
... Diameter= 120,000 km Period of revolution= 29.46 years Period of rotation= 10.5 hours ...
... Diameter= 120,000 km Period of revolution= 29.46 years Period of rotation= 10.5 hours ...
Gravitation review notes
... where FG is the gravitational force, m1 and m2 are the masses in kilograms, and r is the distance between their centers. The constant G simply links the units for gravitational force to the other quantities, and in the metric system happens to be equal to 6.67 x 10-11 Nm2/kg2. Like several other law ...
... where FG is the gravitational force, m1 and m2 are the masses in kilograms, and r is the distance between their centers. The constant G simply links the units for gravitational force to the other quantities, and in the metric system happens to be equal to 6.67 x 10-11 Nm2/kg2. Like several other law ...
PPT File - Brandywine School District
... The Kuiper Belt is made up of millions of icy and rocky objects that orbit our Sun beyond the orbits of Neptune and Pluto. It's hard to say exactly what's going on in the Kuiper Belt. Even the biggest of the Kuiper Belt Objects is smaller than the United States and it is billions of miles away where ...
... The Kuiper Belt is made up of millions of icy and rocky objects that orbit our Sun beyond the orbits of Neptune and Pluto. It's hard to say exactly what's going on in the Kuiper Belt. Even the biggest of the Kuiper Belt Objects is smaller than the United States and it is billions of miles away where ...
SolarSystem Powerpoint lesson
... The Kuiper Belt is made up of millions of icy and rocky objects that orbit our Sun beyond the orbits of Neptune and Pluto. It's hard to say exactly what's going on in the Kuiper Belt. Even the biggest of the Kuiper Belt Objects is smaller than the United States and it is billions of miles away where ...
... The Kuiper Belt is made up of millions of icy and rocky objects that orbit our Sun beyond the orbits of Neptune and Pluto. It's hard to say exactly what's going on in the Kuiper Belt. Even the biggest of the Kuiper Belt Objects is smaller than the United States and it is billions of miles away where ...
Formation of Planets III
... ______ g/cm3. However, if we look at the overall density of the earth, the value is approximately ______ g/cm3. There must be some density change beneath the earth’s surface. Smaller objects in space can give us some information. An asteroid is a rocky object in space, varying in size from several m ...
... ______ g/cm3. However, if we look at the overall density of the earth, the value is approximately ______ g/cm3. There must be some density change beneath the earth’s surface. Smaller objects in space can give us some information. An asteroid is a rocky object in space, varying in size from several m ...