Motions of the Earth and Sky. Seasons, Eclipses
... Differences! • Common misconception – sun is “farther” in winter, “closer” in summer. Nope! • Earth’s orbit IS elliptical and distance to the sun does vary, but not by much; 91.9 million miles vs 94 million miles. • How much would you expect this would affect temperatures? ...
... Differences! • Common misconception – sun is “farther” in winter, “closer” in summer. Nope! • Earth’s orbit IS elliptical and distance to the sun does vary, but not by much; 91.9 million miles vs 94 million miles. • How much would you expect this would affect temperatures? ...
astronomy study guide
... Describe Kepler’s 3 laws of planetary motion (in your own words) and give examples for each. Do planets located further from the sun or closer to the sun have a longer orbital period around the sun? Which of Kepler’s Laws proves this? Earth-Sun-Moon System What are rotation and revolution? How ...
... Describe Kepler’s 3 laws of planetary motion (in your own words) and give examples for each. Do planets located further from the sun or closer to the sun have a longer orbital period around the sun? Which of Kepler’s Laws proves this? Earth-Sun-Moon System What are rotation and revolution? How ...
Earth Science, 10th edition Chapter 20: Origin of Modern Astronomy
... b. Occurs as Earth, with its faster orbital speed, overtakes another planet 6. Ptolemaic system a. A.D. 141 b. Geocentric model c. To explain retrograde motion, Ptolemy used two motions for the planets 1. Large orbital circles, called deferents, and 2. Small circles, called epicycles B. Birth of mod ...
... b. Occurs as Earth, with its faster orbital speed, overtakes another planet 6. Ptolemaic system a. A.D. 141 b. Geocentric model c. To explain retrograde motion, Ptolemy used two motions for the planets 1. Large orbital circles, called deferents, and 2. Small circles, called epicycles B. Birth of mod ...
![1. Match the following items [a] 1. when a planet seems to reverse its](http://s1.studyres.com/store/data/009818644_1-b9fd1766950aed5f7aaf96271f95fc41-300x300.png)
1. Match the following items [a] 1. when a planet seems to reverse its
... [a] 1. huge ball of gas, held together by gravity, which gives off light [e] 2. huge cloud of thinly spread dust and gas where stars are born [b] 3. magnetic energy discharged from the Sun's corona in streams of protons and electrons [c] 4. craggy mountains on the surface of the Moon that appear lig ...
... [a] 1. huge ball of gas, held together by gravity, which gives off light [e] 2. huge cloud of thinly spread dust and gas where stars are born [b] 3. magnetic energy discharged from the Sun's corona in streams of protons and electrons [c] 4. craggy mountains on the surface of the Moon that appear lig ...
1 DS 3.10 Grade 9 Review
... 1. Define the term non-luminous. Give an example of a non-luminous object in our solar system. 2. Explain the difference between the terms rotation and revolution. 3. What is the Earth’s rotation and revolution? 4. What determines the seasons on Earth? 5. What determines day length on the Earth? 6. ...
... 1. Define the term non-luminous. Give an example of a non-luminous object in our solar system. 2. Explain the difference between the terms rotation and revolution. 3. What is the Earth’s rotation and revolution? 4. What determines the seasons on Earth? 5. What determines day length on the Earth? 6. ...
Lecture
... • The main reason is that the moon’s orbit is tilted from the earth’s orbit. • A total eclipse from a given point on the surface of the Earth is not a common occurrence. • Eclipse can be predicted: two eclipses every year. ...
... • The main reason is that the moon’s orbit is tilted from the earth’s orbit. • A total eclipse from a given point on the surface of the Earth is not a common occurrence. • Eclipse can be predicted: two eclipses every year. ...
22 Jan: The Sky Tonight and Overview of the Solar System
... • Bright object low in southwest (what is it?) • First quarter Moon. Note where it is at this time of day • Look to south-southeast. Lots of stars • At 8 pm…look east. The planet Mars is in the constellation of Leo • 10:30 pm…look east. Bright object in constellation of Virgo. The planet Saturn (orb ...
... • Bright object low in southwest (what is it?) • First quarter Moon. Note where it is at this time of day • Look to south-southeast. Lots of stars • At 8 pm…look east. The planet Mars is in the constellation of Leo • 10:30 pm…look east. Bright object in constellation of Virgo. The planet Saturn (orb ...
Document
... Earth than the Moon, the difference in distance across Earth is much less significant for the Sun than the Moon, therefore the difference in gravitational force on the two sides of Earth is less for the Sun than for the Moon (even though the Sun’s force on Earth is more). ...
... Earth than the Moon, the difference in distance across Earth is much less significant for the Sun than the Moon, therefore the difference in gravitational force on the two sides of Earth is less for the Sun than for the Moon (even though the Sun’s force on Earth is more). ...
Brobo_solarsystem_faceoff
... 60. The Great Dark Spot belongs to what planet? 61-64. Name the four dwarf planets 65*. What is the difference between a dwarf planet and a plutoid? 66. Currently there are only two Plutoids. One of them is Pluto- what is the other? 67. What is the only difference between an astroid and a meteroid? ...
... 60. The Great Dark Spot belongs to what planet? 61-64. Name the four dwarf planets 65*. What is the difference between a dwarf planet and a plutoid? 66. Currently there are only two Plutoids. One of them is Pluto- what is the other? 67. What is the only difference between an astroid and a meteroid? ...
Teacher`s Show Guide
... Sun sets in our planetarium dome, we play "connect the dots" and observe a few of the more well-known constellations. But we notice that some points of light in the sky move over time. We look at our current planets visible from your yard tonight and then examine the changing phases of our Moon.. Em ...
... Sun sets in our planetarium dome, we play "connect the dots" and observe a few of the more well-known constellations. But we notice that some points of light in the sky move over time. We look at our current planets visible from your yard tonight and then examine the changing phases of our Moon.. Em ...
Glossary Annual Motion – the Earth`s orbital motion around the sun
... Asteroids – chunks of rock that vary in size from very large (1030km diameter) to very small. About 3000 asteroids have been discovered Astronomical Unit – the distance from the Earth to the Sun (150 million km) used to measure distances within the solar system Astronomy – the study of the universe ...
... Asteroids – chunks of rock that vary in size from very large (1030km diameter) to very small. About 3000 asteroids have been discovered Astronomical Unit – the distance from the Earth to the Sun (150 million km) used to measure distances within the solar system Astronomy – the study of the universe ...
File
... 1. Explain the relationship between stars, planets, galaxies, moons and the universe. Moons revolve around planets, which revolve around stars, which revolve around the center of a galaxy, which is a typical unit of the universe. 2. Explain what is meant by this statement. "When you look at a star, ...
... 1. Explain the relationship between stars, planets, galaxies, moons and the universe. Moons revolve around planets, which revolve around stars, which revolve around the center of a galaxy, which is a typical unit of the universe. 2. Explain what is meant by this statement. "When you look at a star, ...
Astronomical Terms - Crossroads Academy
... circumpolar stars…stars that never set from where you observe them over an entire year constellation…88 sections of the sky including star arrangements with names mostly derived from ancient astronomy…the study of the celestial objects asterism…group of stars Great Bear (stars — Dubhe, Merak, Mizar, ...
... circumpolar stars…stars that never set from where you observe them over an entire year constellation…88 sections of the sky including star arrangements with names mostly derived from ancient astronomy…the study of the celestial objects asterism…group of stars Great Bear (stars — Dubhe, Merak, Mizar, ...
Center for Origins Studies: CalSpace
... parallel lines. Anaxagoras’s problem is then given by the bottom diagram. Alexandria lies north of Syene by a latitude angle arctan(1/8) = 7.2o = 360o/50. Distance from Alexandria to Syene, 800 km, is 1/50 of the polar circumference around the world 2RE = 40,000 km RE = 6400 km. What Anaxagoras ...
... parallel lines. Anaxagoras’s problem is then given by the bottom diagram. Alexandria lies north of Syene by a latitude angle arctan(1/8) = 7.2o = 360o/50. Distance from Alexandria to Syene, 800 km, is 1/50 of the polar circumference around the world 2RE = 40,000 km RE = 6400 km. What Anaxagoras ...
File
... 11. The distance between Earth and the Sun is one light year. 12. The stars seem to move from west to east because Earth is rotating on its axis. 13. Earth orbits around the Sun. 14. Earth is the only known planet in which water can exist in gas, solid, and liquid form. 15. The four outer planets ar ...
... 11. The distance between Earth and the Sun is one light year. 12. The stars seem to move from west to east because Earth is rotating on its axis. 13. Earth orbits around the Sun. 14. Earth is the only known planet in which water can exist in gas, solid, and liquid form. 15. The four outer planets ar ...
unit1solarsystem-practicetest
... 19. The diagram in Figure 3 represents the moon’s orbit around Earth as viewed from space above Earth’s North Pole (NP). Letter A represents one position of the moon in its orbit. On the diagram, place an X on the moon’s orbit to indicate the position of the moon when a lunar eclipse would be obser ...
... 19. The diagram in Figure 3 represents the moon’s orbit around Earth as viewed from space above Earth’s North Pole (NP). Letter A represents one position of the moon in its orbit. On the diagram, place an X on the moon’s orbit to indicate the position of the moon when a lunar eclipse would be obser ...
SNC 1D Astonomy
... revolution around the sun is 365.24 days. • It takes one day for Earth to make one rotation on its axis. • The first clocks were pillars and sticks in the ground and people used the shadows they made to tell the time. ...
... revolution around the sun is 365.24 days. • It takes one day for Earth to make one rotation on its axis. • The first clocks were pillars and sticks in the ground and people used the shadows they made to tell the time. ...
GLY 1001 Answers to Chapter 21 Review Questions
... 2. Retrograde motion occurs when Earth, which travels faster than Mars, passes Mars, which makes Mars appear to be going backward. Rather than using one circle for an orbit, Ptolemy placed the planet on a small circle (epicycle), which revolved around a large circle (deferent). By trial and error he ...
... 2. Retrograde motion occurs when Earth, which travels faster than Mars, passes Mars, which makes Mars appear to be going backward. Rather than using one circle for an orbit, Ptolemy placed the planet on a small circle (epicycle), which revolved around a large circle (deferent). By trial and error he ...
Astronomy Exam Reveiw ANSWER KEY
... LT1: Understand that gravity is an attractive force between objects __C___1. Choose the best definition of Newton’s Law of Universal Gravitation: a. To any action there is an equal and opposite reaction b. A body in motion will stay in motion unless acted upon by an outside force c. Between any two ...
... LT1: Understand that gravity is an attractive force between objects __C___1. Choose the best definition of Newton’s Law of Universal Gravitation: a. To any action there is an equal and opposite reaction b. A body in motion will stay in motion unless acted upon by an outside force c. Between any two ...
solar-sy - WordPress.com
... The moon is covered with powdery soil and craters The moon has less gravity than the Earth because it is smaller than the Earth. If you were standing on the Earth you would always see a dark sky filled with stars. This is because it has no atmosphere for the sun’s light to reflect and show as blue s ...
... The moon is covered with powdery soil and craters The moon has less gravity than the Earth because it is smaller than the Earth. If you were standing on the Earth you would always see a dark sky filled with stars. This is because it has no atmosphere for the sun’s light to reflect and show as blue s ...
Note: Bring the solved worksheet on Sunday, 21 st February 2016
... 2. the Sun and all the objects that orbit around it _____________________________ 3. a force of attraction, or pull, between objects __________________ Q4. Define the following. ...
... 2. the Sun and all the objects that orbit around it _____________________________ 3. a force of attraction, or pull, between objects __________________ Q4. Define the following. ...
Solar system power point
... 3. If the Sun has a strong enough gravitational pull to keep planets in orbit around them, why do the planets not get pulled into the Sun? ...
... 3. If the Sun has a strong enough gravitational pull to keep planets in orbit around them, why do the planets not get pulled into the Sun? ...