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Astronomy_Main_Lesson_Book_Contents_2007
Astronomy_Main_Lesson_Book_Contents_2007

... 3. Your poem about the stars 4. Introduction to astronomy – what is it? Why do we study it? 5. Scale of the Solar System and Planetary Information a. Drawing of each planet (in order!) with details and scale information 6. The Celestial Sphere Use both diagrams with labels and short written paragrap ...
Boy Scout Astronomy Merit Badge Workbook
Boy Scout Astronomy Merit Badge Workbook

... a. Sketch the face of the moon and indicate at least five seas and five craters. Label these landmarks. b. Sketch the phase and the daily position of the Moon at the same hour and place, for a week. Include landmarks on the horizon such as hills, trees, and buildings. Explain the changes you observe ...
Dynamics: The Why of Motion
Dynamics: The Why of Motion

...  Can be contact where there is physical contact between two objects e.g. shooting a basketball, pulling on the handle of a wagon  Can be action-at a-distance forces which do not have physical contact e.g. the earth pulls on the moon, electrical charges attract or repel, magnets attract or repel ...
Newtons laws
Newtons laws

... • Believed that a force had to act for an object to move. • Did not distinguish acceleration from velocity. • Believed that a heavy object would fall more quickly than a lighter object. • Earth-centered model of the solar system. ...
Chapter 9
Chapter 9

... Tides are caused by the difference in gravity between the moon & earth on opposite sides of the earth (different distances)  The force is stronger wherever the moon is closer to the earth and weaker wherever the moon is farther, and water can move easily!  The high tide bulge follows the moon arou ...
Gravitational Field
Gravitational Field

...  Understand the term weightlessness of objects in free fall and orbit  Describe gravitational fields  Contrast Einstein's concept of gravity to that of Newton’s ...
Solar System PPT
Solar System PPT

... though it appears as though the Sun is moving! The Sun is the force which keeps our solar system together! • Rotation – spinning of Earth on its axis (23 degrees), which occurs once every 24 hours. • Earth moves around the Sun in a regular, curved path called an orbit • It takes about one year for E ...
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... •Use of the laser allows a point many meters away to move through measurable distances as the angle allows the initial and final positions to diverge. ...
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... are 8.00 m apart. What is the gravitational force between the spheres? 15. What will be the force if the spheres described in question 14 are positioned with ...
Assessment - hrsbstaff.ednet.ns.ca
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... are 8.00 m apart. What is the gravitational force between the spheres? 15. What will be the force if the spheres described in question 14 are positioned with ...
Wonderful eclipses
Wonderful eclipses

... The Moon and the Sun, as it happens, are two of the roundest measured bodies in the solar system. The oblateness of the lunar profile on the sky is about 0.06% (Runcorn and Hofmann 1972). However, the lunar axis pointing towards the Earth is larger than the other two axes by about 5 km; had the Moon ...
The Solar System
The Solar System

... How far are the planets of our solar system apart? • http://youtu.be/97Ob0xR0Ut8 ...
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... Planetary Motion before Newton Kepler: two forces, one to maintain motion along orbit, another to account for orbit’s eccentricity.[fig 5-3] Robert Hooke (~1650): planetary motion is inertial motion, requiring a central force (force towards center).[fig 5-4 yo-yo demo] Force acts between celestial b ...
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... speeds the Moon’s orbital velocity. ...
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... minutes of daytime. The sun rose at 6:15 a.m. in Asheville giving those folks two more minutes of daylight. Happy Solstice! The planets: The planets and the moon circle our sky along a path that goes through twelve very famous constellations and one not so famous (Ophiuchus). As we look at the plane ...
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newton`s three laws of motion

... State Brahe’s contributions to astronomy. Describe Kepler’s three laws of planetary motion. Be familiar with Galileo’s contributions to astronomy, especially those to the heliocentric model. Know Newton’s Law of Universal Gravitation and how it can be used to explain an orbiting body around another. ...
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... is launched vertically upwards from Earth. It is then given a horizontal impulse when it reaches the correct altitude. State and explain an advantage of this vertical launch. ...
Solar System PPT
Solar System PPT

... though it appears as though the Sun is moving! The Sun is the force which keeps our solar system together! • Rotation – spinning of Earth on its axis (23 degrees), which occurs once every 24 hours. • Earth moves around the Sun in a regular, curved path called an orbit • It takes about one year for E ...
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... some of the quiz questions will taken from the homeworks. • Optional final. ...
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... same position along the ecliptic, such as a solstice or equinox. The mean interval between two vernal equinoxes is 365.242 days long. The tropical year differs from the solar year by one part in about 26,000, since this is the period of the Earth's precession about its rotational axis combined with ...
click here - CAPSTONE 2010
click here - CAPSTONE 2010

... From studies of the motion of bodies, Newton concluded that three laws governed motion. a) Every action on a body has an equal and opposite reaction. b) Bodies at rest stay at rest until acted on by a force. Bodies in uniform motion maintain that motion until acted on by a force. c) The force is the ...
Gravity main - stornellophysics2
Gravity main - stornellophysics2

... Action at a Distance  In ...
Adrian Zielonka`s Space and Astro notes for May `17
Adrian Zielonka`s Space and Astro notes for May `17

... If you manage to see a very thin crescent Moon on the ENE horizon on the 24th (close to 4:50am) look 2½ degrees above it and you will see Mercury. At 4:00am few days either side of the 26th the asteroid Pallas will be just a few degrees to the lower right of Venus. At 10.1 magnitude, a strong pai ...
Astronomy Chap 1
Astronomy Chap 1

... 1. How would you describe the motion of the stars visible at night? 2. How would the motion of stars change if viewed from the equator, Michigan, the North Pole? Draw a picture for each to help your answer. 3. If you watched these same stars night after night, what would change? 4. What factors ulti ...
Test and answer key  - Solar Physics and Space Weather
Test and answer key - Solar Physics and Space Weather

... The smaller the orbit, the longer it takes for the planet to complete one revolution. The smaller the radius of a planet, the more rapidly it rotates on its axis. *The larger the orbit, the longer it takes for the planet to complete one revolution. The time to complete one revolution of its orbit de ...
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Lunar theory

Lunar theory attempts to account for the motions of the Moon. There are many irregularities (or perturbations) in the Moon's motion, and many attempts have been made to account for them. After centuries of being problematic, lunar motion is now modeled to a very high degree of accuracy (see section Modern developments).Lunar theory includes: the background of general theory; including mathematical techniques used to analyze the Moon's motion and to generate formulae and algorithms for predicting its movements; and also quantitative formulae, algorithms, and geometrical diagrams that may be used to compute the Moon's position for a given time; often by the help of tables based on the algorithms.Lunar theory has a history of over 2000 years of investigation. Its more modern developments have been used over the last three centuries for fundamental scientific and technological purposes, and are still being used in that way.
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