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Exhibit Scavenger Hunt - Friends of the Observatory
Exhibit Scavenger Hunt - Friends of the Observatory

... Which elements do stars and humans have in common? Humans are made up of over two-dozen different elements, including hydrogen, which was formed in the big bang. Elements in humans that were formed in stars during their lifetimes include carbon, iron, oxygen and silicon. Some of the elements in huma ...
Mars Jupiter and Saturn ppt
Mars Jupiter and Saturn ppt

... Named after the Roman god of agriculture Saturn is the origin, of the word “Saturday” Saturn year=29.5 Earth yr. Saturn day=10 ½ hr. 2nd largest planet Can be seen without telescope ...
pdf - Starchitect
pdf - Starchitect

... in a few minutes; terrestrial worlds a few minutes after that. Single cell life can arise within an hour, but ...
Planets With Detectable Life - International Space Science Institute
Planets With Detectable Life - International Space Science Institute

... lacking a system with a giant planet in a nearly circular orbit at a distance of about 5 AU from its star, with no other giants between it and the star. The good news is that we could only hope to detect such a system the last year or so, when the accumulated observations would have covered enough o ...
The Jovian Planets
The Jovian Planets

... There are no storms in Earth’s atmosphere that last for several centuries. An ongoing topic of Jupiter research is how the planet’s storms keep going for so long. This Cassini movie shows Jupiter unrolled. ...
Grade 9 Unit 4: Space
Grade 9 Unit 4: Space

... c. Describe and explain the apparent motion of celestial bodies. (moon, sun, planets, comets, and asteroids) (359-361) i. Identify that celestial bodies move in cyclic paths called orbits and that these orbits result from gravitational forces. ii. Identify that planets, suns, and moons revolve (spin ...
Earth Space Systems Semester 1 Exam Astronomy Vocabulary Astronomical Unit-
Earth Space Systems Semester 1 Exam Astronomy Vocabulary Astronomical Unit-

... Eclipse A total or partial blocking of one object in space by another. The blocking of the light of one celestial body by another passing in front of it. Elliptical Orbit The elliptical shaped path that planets and comets take around host stars. The Moon also has an elliptical orbit around Earth. G ...
The Solar System
The Solar System

... system is the Sun. The nine planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto then orbit the Sun. When a planet orbits the sun it basically means that the planet goes around the sun. An orbit is also called an ellipse. The ellipse or orbit of a planet is also not a per ...
Review 3
Review 3

... The more distant planets formed in a cooler region of the solar nebula and contain as much hydrogen but greater proportion of ices B) They differ due to giant impacts at the late stages of planet formation C) The closer planets formed their cores first and captured more of the gasses D) The more dis ...
comets, meteors, and asteroids quiz
comets, meteors, and asteroids quiz

... Which of these statements is false? 15: What are comets? Ceres is both a dwarf planet and a) Shooting stars an asteroid. b) Large balls of ice mixed with rocks Ceres is almost as wide as Texas. and dust Ceres is the same size as Earth. c) The smallest dwarf planets ...
Lec 7 Copernicus I
Lec 7 Copernicus I

... earth-sun vector, keeping them roughly aligned with the sun. 2. The lines joining the epicycles of Mars, Jupiter and Saturn are required to remain parallel to the earth-sun radius vector. This means whenever a superior planet is at its point of maximum retrograde motion, the sun will be opposite it ...
Some space objects are visible to the human eye.
Some space objects are visible to the human eye.

... the shape of a flying swan. Any other objects in that area of the sky, such as galaxies, are said to be located in Cygnus, even if they are not parts of the swan pattern. The ancient Greeks named many of the constellations for animals and imaginary beings. Unlike the planets in the solar system, the ...
673 21.2 The Planets - District 196 e
673 21.2 The Planets - District 196 e

... absorb CO2 from volcanoes and other sources. The CO2 concentration in the atmosphere increased. More CO2 in turn meant even stronger atmospheric absorption of radiated heat. More absorbed heat, meant Venus temperature increased even more in a selfreinforcing cycle until most of Venus inventory of su ...
Exam 2 from Winter 2017
Exam 2 from Winter 2017

... T F 6) The Moon shines by light reflected from the Earth, so it looks different depending on whether it’s day or night on the side of the Earth facing the Moon. C. If you looked back at the Earth from the Moon when the Moon was in its first quarter phase, what phase would the Earth appear to be in? ...
June - astra
June - astra

Ancient astronomy Part 8
Ancient astronomy Part 8

... Many ancient North American tribes were hunter-gatherers who developed their astronomy in a context which differed from the mostly settled agricultural civilisations in Europe. They also commonly believe in a oneness with all life, all living things, including celestial objects, being inter-related. ...
The Cycles of the Moon
The Cycles of the Moon

... shortly after sunset in the west or before sunrise in the east. Venus appears at most ~ 46º from the sun. It can occasionally be seen for at most a few hours after sunset in the west or before sunrise in the east. ...
test corrections
test corrections

... 24. Increased solar wind from the sun can cause ___________? 25. What is the big bang theory? 26. At which latitude does the amount of daylight vary the most? Why? 27. Why do we use models in Earth Science? 28. How can a scientific hypothesis become a theory? 29. What is solar wind made of? 30. Dra ...
Recomendación de una estrategia
Recomendación de una estrategia

... will be close to the brightness of the full Moon, it'll be an awesome spectacle. ...
Ordering_The_Universe
Ordering_The_Universe

Orbits Explorer
Orbits Explorer

... 50% farther from the Sun than Earth, but it takes 90% longer to orbit once. Pluto is about 40 times farther from the Sun than Earth, but it takes 250 years to orbit once.  This ratio of distance to orbital time is always true for any central object and its satellites, that is, besides the Sun and i ...
Lesson 8: The Jovian Planets
Lesson 8: The Jovian Planets

... Symbol ...
The outer solar system has four giant planets.
The outer solar system has four giant planets.

... These planets are similar in size—both have diameters roughly one-third that of Jupiter. Unlike Jupiter and Saturn, Uranus and Neptune are only about 15 percent hydrogen and helium. Most of the mass of each planet is made up of heavier gases, such as methane, ammonia, and water. As a result, Uranus ...
Seminar topics - Studentportalen
Seminar topics - Studentportalen

... • Why is the perihelion distance so small? • The orbits do not pass close to Jupiter’s orbit – it’s not close encounter perturbations • We need a secular mechanism that can drain angular momentum from a cometary orbit – the Kozai mechanism ...
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File

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Orrery



An orrery is a mechanical model of the solar system that illustrates or predicts the relative positions and motions of the planets and moons, usually according to the heliocentric model. It may also represent the relative sizes of these bodies; but since accurate scaling is often not practical due to the actual large ratio differences, a subdued approximation may be used instead. Though the Greeks had working planetaria, the first orrery that was a planetarium of the modern era was produced in 1704, and one was presented to Charles Boyle, 4th Earl of Orrery — whence came the name. They are typically driven by a clockwork mechanism with a globe representing the Sun at the centre, and with a planet at the end of each of the arms.
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