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qwk9
qwk9

... A. The Michelson-Morley experiment established that light is bent in a strong gravitational field B. Einstein received the Nobel Prize in Physics for explaining the photo-electric effect and the “particle” (photon) nature of light given by the law: E = hν C. Kepler’s laws can be used to describe the ...
National Science Standards: Grades 5-8
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... to record this information on Part C of the data collection sheet. 9. Part D. Tabular Data Extraction: Direct students to use the Solar system data table (part 4) to determine the distance from the Sun to each planetary body. This data should be recorded in the chart used in Part C of the data colle ...
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... Mercury is also known as Hermes, the messenger of the Gods, in Greek mythology. The planet probably received this name because it moves so quickly across the sky. This is the symbol for Mercury: ...
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... 37. The tendency of a stationary body to remain at rest or of a moving body to remain in motion until an outside force acts upon it is called _________________________________. 38. Newton discovered that an outside force called _______________________ causes the orbit of a planet to curve. 39. The o ...
Astro 1010 Planetary Astronomy Sample Questions for Exam 3
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... 1. Briefly describe the nebular model for the formation of the solar system. 2. Describe the formation of a planet beginning with the solar nebula and going up to the formation of a protoplanets. 3. Describe some of the evidence we have for how we think solar systems like ours form. Where do they fo ...
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... Because the outer planets are far from the sun, they are much colder. This allowed them to keep their lighter gasses, plus their accumulated the gasses that ...
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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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