Eratosthenes (250 B.C) Ptolemy`s Geocentric Model
... moon… moon…and sun! •Deduced: sun is 90 x farther than moon, moon is 1/3 size of earth, sun is about 30 x as large. • angles are harder to measure than it looks here! •Concluded earth must orbit much larger sun! ...
... moon… moon…and sun! •Deduced: sun is 90 x farther than moon, moon is 1/3 size of earth, sun is about 30 x as large. • angles are harder to measure than it looks here! •Concluded earth must orbit much larger sun! ...
Habitats Jr. 04
... seeing stars that are millions upon millions of miles away. Sometimes you can even see the other planets in our solar system. Did you know that there are 9 planets including Earth that orbit around our Sun? Have you ever been to outer space? I haven’t, but many animals have. Laika the Dog was the fi ...
... seeing stars that are millions upon millions of miles away. Sometimes you can even see the other planets in our solar system. Did you know that there are 9 planets including Earth that orbit around our Sun? Have you ever been to outer space? I haven’t, but many animals have. Laika the Dog was the fi ...
Earth in Space and Beyond - Westmoreland Central School
... • Solar system – includes Sun, 8 planets, many moons & all that revolves around Sun – Formed about 5 billion years ago from a giant cloud of gas and debris – The type of planet formed depends on conditions such as temp. and substances (rock fragments, ice crystals, gases) which exist at such distanc ...
... • Solar system – includes Sun, 8 planets, many moons & all that revolves around Sun – Formed about 5 billion years ago from a giant cloud of gas and debris – The type of planet formed depends on conditions such as temp. and substances (rock fragments, ice crystals, gases) which exist at such distanc ...
Sorting the Solar System - California Academy of Sciences
... The objects that make up our Solar System range in size from microscopic specks of dust all the way up to the massive star at its center. Yet it is common for us to think of the Solar System as consisting of the Sun and the planets – a misconception reinforced by the typical depiction of the Solar S ...
... The objects that make up our Solar System range in size from microscopic specks of dust all the way up to the massive star at its center. Yet it is common for us to think of the Solar System as consisting of the Sun and the planets – a misconception reinforced by the typical depiction of the Solar S ...
File - Mrs. Ratzlaff
... _________ and are made mostly of lighter substances such as hydrogen, helium, methane and ammonia. They are located ______________ the asteroid belt. The outer planets include ______________, ______________, ____________ and ____________. ...
... _________ and are made mostly of lighter substances such as hydrogen, helium, methane and ammonia. They are located ______________ the asteroid belt. The outer planets include ______________, ______________, ____________ and ____________. ...
The Earth: Unique in All the Universe (Updated)
... The large amount of water on the Earth can create problems, though. Most all materials expand when heated and contract when cooled. Thus, given two objects of the same size and material, if one is cooler, it will be denser. This may not seem like a problem, but it would be a serious problem in the c ...
... The large amount of water on the Earth can create problems, though. Most all materials expand when heated and contract when cooled. Thus, given two objects of the same size and material, if one is cooler, it will be denser. This may not seem like a problem, but it would be a serious problem in the c ...
![Global Warming_Notes_for_Test_Review[1]](http://s1.studyres.com/store/data/009490554_1-1d4a9735243ab8423aa4808909f160ae-300x300.png)
Global Warming_Notes_for_Test_Review[1]
... 14. One way to prevent global warming is to plant lots of trees. This is because they inhale carbon dioxide from the air and exhale oxygen. This process is essential for life on earth. 15. A comet is an extraterrestrial body made up of ice, gas and dust. 16. A meteoroid is a small rocky extraterrest ...
... 14. One way to prevent global warming is to plant lots of trees. This is because they inhale carbon dioxide from the air and exhale oxygen. This process is essential for life on earth. 15. A comet is an extraterrestrial body made up of ice, gas and dust. 16. A meteoroid is a small rocky extraterrest ...
Astro history II
... •"Heliocentric" arguments. determined relative distances of the Earth and the sun, •Based on angles between Earth Moon and Sun at various phases. ...
... •"Heliocentric" arguments. determined relative distances of the Earth and the sun, •Based on angles between Earth Moon and Sun at various phases. ...
Teacher Resource Pack Unit Planning Resources
... show what the system would look like if people could see it from far away, a feat that cannot be accomplished. Telescopes and other instruments do provide information, but a model is really needed to make sense out of the information. (The realization that people are not able to see, from the outsid ...
... show what the system would look like if people could see it from far away, a feat that cannot be accomplished. Telescopes and other instruments do provide information, but a model is really needed to make sense out of the information. (The realization that people are not able to see, from the outsid ...
HOMEWORK #1
... a. “Meteors” (aka, ‘shooting stars’) are exciting to observe at night. They are simply small particles of dust that heat up quickly as they collide at high speed with our atmosphere, leaving a streak of light in the sky. Some of the vaporized debris falls to the Earth. “Meteorites” are much larger c ...
... a. “Meteors” (aka, ‘shooting stars’) are exciting to observe at night. They are simply small particles of dust that heat up quickly as they collide at high speed with our atmosphere, leaving a streak of light in the sky. Some of the vaporized debris falls to the Earth. “Meteorites” are much larger c ...
Planetary Diversity - MIT Computer Science and Artificial
... Much of the universe is unknown still, at least to us more planets with masses below 10 Jupiter masses than on Earth, although most of the known baryonic mass is ev- they have planets in the brown dwarf range-from 10 to idently in a simple form. Most of it is hydrogen-dominated 70 or 80 Jupiter mass ...
... Much of the universe is unknown still, at least to us more planets with masses below 10 Jupiter masses than on Earth, although most of the known baryonic mass is ev- they have planets in the brown dwarf range-from 10 to idently in a simple form. Most of it is hydrogen-dominated 70 or 80 Jupiter mass ...
NATS1311_112008_bw
... - makes the planetary surface warmer than it would be otherwise extreme on Venus just right for life on Earth weak on Mars - distributes heat around planet scattering and absorption of light - absorb high-energy radiation from the Sun - scattering of optical light brightens the daytime sky creates p ...
... - makes the planetary surface warmer than it would be otherwise extreme on Venus just right for life on Earth weak on Mars - distributes heat around planet scattering and absorption of light - absorb high-energy radiation from the Sun - scattering of optical light brightens the daytime sky creates p ...
Midterm 2 - SwRI Boulder
... There is evidence of a significant amount of water on Mars until 2-3 Gyr ago. Early Mars would hve outgassed an atmosphere of CO2 and H2O as well as other constituants. However, due to Mars's small size much of this atmosphere has been lost since Mars became geologically inactive (both unable to cre ...
... There is evidence of a significant amount of water on Mars until 2-3 Gyr ago. Early Mars would hve outgassed an atmosphere of CO2 and H2O as well as other constituants. However, due to Mars's small size much of this atmosphere has been lost since Mars became geologically inactive (both unable to cre ...
ASTRONOMICAL PARAMETERS OF THE EARTH AND THE SUN
... in twenty-four hours, from West to East. If the earth is considered stationary, the whole celestial sphere along with its celestial bodies like the stars, sum, moon etc. appear to revolve round the earth from East to West. The axis of rotation of earth is known as the polar axis, and the points at w ...
... in twenty-four hours, from West to East. If the earth is considered stationary, the whole celestial sphere along with its celestial bodies like the stars, sum, moon etc. appear to revolve round the earth from East to West. The axis of rotation of earth is known as the polar axis, and the points at w ...
SNC1P * Exam Review: ECOLOGY
... 10. What colour is our Sun? Is it classified as hot or cool? 11. What is the temperature of the core of our Sun? 12. What are sunspots? What are solar flares? 13. What is the difference between the geocentric model and the heliocentric model? 14. What is an astronomical unit (AU)? How many kms is 1 ...
... 10. What colour is our Sun? Is it classified as hot or cool? 11. What is the temperature of the core of our Sun? 12. What are sunspots? What are solar flares? 13. What is the difference between the geocentric model and the heliocentric model? 14. What is an astronomical unit (AU)? How many kms is 1 ...
Tick Bait`s Universe Scavenger Hunt – “Going UP”
... 1. How do you write 100 in scientific notation? ...
... 1. How do you write 100 in scientific notation? ...
The Sun`s Energy Study Guide Module 16 • The sun is the to the
... • Coronal Mass Ejections (______________) = massive burst of solar wind and magnetic fields that is released into __________________________. Solar Flares and Coronal Mass Ejections depending on the strength can actually impact ___________________. Earth has a protective magnetic field that ...
... • Coronal Mass Ejections (______________) = massive burst of solar wind and magnetic fields that is released into __________________________. Solar Flares and Coronal Mass Ejections depending on the strength can actually impact ___________________. Earth has a protective magnetic field that ...
Age and Origin of the Earth
... • Initially two heavenly bodies- our proto-sun and a companion star- much bigger than the sun. • As the companion star approached the sun, the great GF led to ejection of jets of solar matter to great distances- planetesimals. • Larger planetesimals became nuclei, started attracting smaller ones, fo ...
... • Initially two heavenly bodies- our proto-sun and a companion star- much bigger than the sun. • As the companion star approached the sun, the great GF led to ejection of jets of solar matter to great distances- planetesimals. • Larger planetesimals became nuclei, started attracting smaller ones, fo ...
Astronomy PPT
... • Turning, or spinning, of a body on its axis • Two measurements for rotation • Mean solar day – the time interval from one noon to the next, about 24 hours • Sidereal day – the time it takes for Earth to make one complete rotation (360º) with respect to a star other than the Sun – 23 hours, 56 minu ...
... • Turning, or spinning, of a body on its axis • Two measurements for rotation • Mean solar day – the time interval from one noon to the next, about 24 hours • Sidereal day – the time it takes for Earth to make one complete rotation (360º) with respect to a star other than the Sun – 23 hours, 56 minu ...
Volcanoes and Igneous Activity Earth - Chapter 4
... • Turning, or spinning, of a body on its axis • Two measurements for rotation • Mean solar day – the time interval from one noon to the next, about 24 hours • Sidereal day – the time it takes for Earth to make one complete rotation (360º) with respect to a star other than the Sun – 23 hours, 56 minu ...
... • Turning, or spinning, of a body on its axis • Two measurements for rotation • Mean solar day – the time interval from one noon to the next, about 24 hours • Sidereal day – the time it takes for Earth to make one complete rotation (360º) with respect to a star other than the Sun – 23 hours, 56 minu ...
Friday, Sep. 5
... The Earth orbits the Sun once a year. This makes the Sun appear to pass in front of different stars (the constellations of the zodiac) during a year. The zodiac does not lie on the celestial equator, but is on a circle tipped about 23o from the equator. This is because the axis of the Earth’s rotati ...
... The Earth orbits the Sun once a year. This makes the Sun appear to pass in front of different stars (the constellations of the zodiac) during a year. The zodiac does not lie on the celestial equator, but is on a circle tipped about 23o from the equator. This is because the axis of the Earth’s rotati ...
The phases of the moon are produced by:
... A) the side of the moon facing the Earth receives no sunlight. B) the side of the moon facing the Earth receives full sunlight. C) the moon is between the Earth and the sun D) none of these ...
... A) the side of the moon facing the Earth receives no sunlight. B) the side of the moon facing the Earth receives full sunlight. C) the moon is between the Earth and the sun D) none of these ...
From the Everett and Seattle Astronomical
... astronomical units. An astronomical unit is the distance from the Earth to the Sun. So Jupiter lies about 5 times as far from the Sun as Earth does, and almost 12 years to complete one orbit. But most of the extrasolar planets discovered have very elliptical orbits, and lie extremely close to their ...
... astronomical units. An astronomical unit is the distance from the Earth to the Sun. So Jupiter lies about 5 times as far from the Sun as Earth does, and almost 12 years to complete one orbit. But most of the extrasolar planets discovered have very elliptical orbits, and lie extremely close to their ...
The Earth and the Universe
... • Turning, or spinning, of a body on its axis • Two measurements for rotation – Mean solar day – the time interval from one noon to the next, about 24 hours – Sidereal day – the time it takes for Earth to make one complete rotation (360 ) with respect to a star other than the Sun – 23 hours, 56 ...
... • Turning, or spinning, of a body on its axis • Two measurements for rotation – Mean solar day – the time interval from one noon to the next, about 24 hours – Sidereal day – the time it takes for Earth to make one complete rotation (360 ) with respect to a star other than the Sun – 23 hours, 56 ...
Planets - uni
... Sun). The rotation of Venus around its own axis is retrograde, i.e. in the rotation direction opposite to the direction in which it revolves around the Sun, and one such "Venusday" lasts 243 days, i.e. is longer than one "Venusyear". Venus has a dense atmosphere consisting mostly of CO2 and N2 w ...
... Sun). The rotation of Venus around its own axis is retrograde, i.e. in the rotation direction opposite to the direction in which it revolves around the Sun, and one such "Venusday" lasts 243 days, i.e. is longer than one "Venusyear". Venus has a dense atmosphere consisting mostly of CO2 and N2 w ...