History of Astronomy
... 2. The planets and other celestial bodies travel in perfect circles around it. 3. The heavens are made of a perfect, unchanging substance different from substances on Earth. ...
... 2. The planets and other celestial bodies travel in perfect circles around it. 3. The heavens are made of a perfect, unchanging substance different from substances on Earth. ...
And let there be light!
... when to plant crops, harvest them, when to offer sacrifice, etc. Mesoamerican tribes, the Anasazi, the Babylonians, and other ancient civilizations also developed calendars based on relatively sophisticated astronomical observations. •The history of science involves the history of astronomy and the ...
... when to plant crops, harvest them, when to offer sacrifice, etc. Mesoamerican tribes, the Anasazi, the Babylonians, and other ancient civilizations also developed calendars based on relatively sophisticated astronomical observations. •The history of science involves the history of astronomy and the ...
ppt
... •Uranus, Neptune: need a telescope to see them, bu they each describe westward loops once a year, each smaller than the previous planet. How can this motion be explained? ...
... •Uranus, Neptune: need a telescope to see them, bu they each describe westward loops once a year, each smaller than the previous planet. How can this motion be explained? ...
Motions of the Planets: Not the same as Stars!
... • Uranus, Neptune: need a telescope to see them, bu they each describe westward loops once a year, each smaller than the previous planet. How can this motion be explained? ...
... • Uranus, Neptune: need a telescope to see them, bu they each describe westward loops once a year, each smaller than the previous planet. How can this motion be explained? ...
THE ROTATION OF THE SUN
... IV) Sunspots and the solar rotation. First of all, choose in a set of an identified spot, two positions separate by, at least, five to six days. Normally, as seen from Earth, the spots appear to move in straight lines only when our planet crosses the plane of the solar equator. It happens only twice ...
... IV) Sunspots and the solar rotation. First of all, choose in a set of an identified spot, two positions separate by, at least, five to six days. Normally, as seen from Earth, the spots appear to move in straight lines only when our planet crosses the plane of the solar equator. It happens only twice ...
Exam Name___________________________________
... 3) If you were to draw a straight line from the Sun to Mars and then watch this line as Mars moves along its orbit around the Sun, what would you see? A) The length of the line (measured in kilometers) would be the same in all parts of Mars's orbit. B) The area swept out by the line in 1 week would ...
... 3) If you were to draw a straight line from the Sun to Mars and then watch this line as Mars moves along its orbit around the Sun, what would you see? A) The length of the line (measured in kilometers) would be the same in all parts of Mars's orbit. B) The area swept out by the line in 1 week would ...
Earth Science, 10th edition Chapter 20: Origin of Modern Astronomy
... b. Right ascension – the angular distance measured eastward along the celestial equator from the position of the vernal equinox IV. Earth motions A. Two primary motions 1. Rotation a. Turning, or spinning, of a body on its axis b. Two measurements for rotation 1. Mean solar day – the time interval f ...
... b. Right ascension – the angular distance measured eastward along the celestial equator from the position of the vernal equinox IV. Earth motions A. Two primary motions 1. Rotation a. Turning, or spinning, of a body on its axis b. Two measurements for rotation 1. Mean solar day – the time interval f ...
friends of the planetarium newsletter - june 2010
... FRIENDS OF THE PLANETARIUM NEWSLETTER – JUNE 2010 This year the southern winter solstice occurs at 11:29 pm. on June 21st. At this time the Sun will reach its maximum northern declination (celestial latitude). The name solstice is derived from the Latin sol (sun) and sistere (to stand still), becaus ...
... FRIENDS OF THE PLANETARIUM NEWSLETTER – JUNE 2010 This year the southern winter solstice occurs at 11:29 pm. on June 21st. At this time the Sun will reach its maximum northern declination (celestial latitude). The name solstice is derived from the Latin sol (sun) and sistere (to stand still), becaus ...
Lecture notes - University of Wyoming
... (rp/rap)2 = (1-e)2/(1+e)2 = 6.6% for Earth, 31% Mars. For Earth this is a difference of ≈ 90 W/m2 iv. Keppler’s equal area law → planet moves slower at rap than at rp v. Mean solar insolation however varies little from a circular orbit by < 1% for e =0.1 > e for earth and Mars. → eccentricity has to ...
... (rp/rap)2 = (1-e)2/(1+e)2 = 6.6% for Earth, 31% Mars. For Earth this is a difference of ≈ 90 W/m2 iv. Keppler’s equal area law → planet moves slower at rap than at rp v. Mean solar insolation however varies little from a circular orbit by < 1% for e =0.1 > e for earth and Mars. → eccentricity has to ...
Combining Practices with Core Ideas in the NGSS
... the distance to a star the baseline is the diameter of Earth’s orbit around the sun. To show the evidence that the sun and stars are made from the same elements, I could have the students use a diffraction grating to see that the spectrum of a light source is like a fingerprint, and share the ninete ...
... the distance to a star the baseline is the diameter of Earth’s orbit around the sun. To show the evidence that the sun and stars are made from the same elements, I could have the students use a diffraction grating to see that the spectrum of a light source is like a fingerprint, and share the ninete ...
Which of the following represent the best explanation we currently
... LAW #3: The square of a planet’ planet’s sidereal period around the Sun is directly proportional to the cube of its semi-major axis. This law relates the amount of time for the planet to complete one orbit around the Sun to the planet’s average distance from the Sun. If we measure the orbital period ...
... LAW #3: The square of a planet’ planet’s sidereal period around the Sun is directly proportional to the cube of its semi-major axis. This law relates the amount of time for the planet to complete one orbit around the Sun to the planet’s average distance from the Sun. If we measure the orbital period ...
Scientific Method
... • Ionization: the process by which an atom loses electrons • Ion: an atom that has become electrically charged due to the loss of one or more electrons. Note that isolated atoms are electronically neutral – i.e, they have the same number of protons & neutrons – unless they are ...
... • Ionization: the process by which an atom loses electrons • Ion: an atom that has become electrically charged due to the loss of one or more electrons. Note that isolated atoms are electronically neutral – i.e, they have the same number of protons & neutrons – unless they are ...
True or False: If the statement is true, write “True”, if it is “False” tell
... _____ The Earth’s seasons are caused by its closeness to or distance from the sun. _____________________________________________________________________________________ _____ Earth is the only planet with two moons. ____________________________________________________________________________________ ...
... _____ The Earth’s seasons are caused by its closeness to or distance from the sun. _____________________________________________________________________________________ _____ Earth is the only planet with two moons. ____________________________________________________________________________________ ...
Our Solar System Do Nows and Discussions
... the Sun’s gravitational forces are stronger than those of other stars. The heliopause is the term given as the edge of that influence, where the solar wind is stopped and the gravitational force of our Sun fades. That occurs at about 90 AU, giving the Solar System a diameter of 180 AU. If the Sun’s ...
... the Sun’s gravitational forces are stronger than those of other stars. The heliopause is the term given as the edge of that influence, where the solar wind is stopped and the gravitational force of our Sun fades. That occurs at about 90 AU, giving the Solar System a diameter of 180 AU. If the Sun’s ...
Ch 29 Sun and Solar Activity
... – Apparent shift in position caused by motion of observer – Hold pencil out and alternate closing each eye – As E moves from one side of its orbit to opp. Side, a nearby star appears to shift • The closer the star, the larger the shift --the dist. to a star can be estimated from its parallax shift ...
... – Apparent shift in position caused by motion of observer – Hold pencil out and alternate closing each eye – As E moves from one side of its orbit to opp. Side, a nearby star appears to shift • The closer the star, the larger the shift --the dist. to a star can be estimated from its parallax shift ...
Ancient astronomy Part 8
... sacred was the four cardinal directions. Many tribes based their building designs on north, south, east and west. Another general feature was that, unlike other cultures, time was estimated, but not seen as important in itself. There were no formal clocks or calendars. Instead, depending on their lo ...
... sacred was the four cardinal directions. Many tribes based their building designs on north, south, east and west. Another general feature was that, unlike other cultures, time was estimated, but not seen as important in itself. There were no formal clocks or calendars. Instead, depending on their lo ...
Can you write numbers in scientific notation
... The Sun/Main Sequence Properties What are the properties of a main sequence star? How does a star’s mass affect the Luminosity, Temperature, Size, and lifespan of a star’s life? What process is responsible for producing energy in the Sun’s core? How is energy transported through the radiation zone? ...
... The Sun/Main Sequence Properties What are the properties of a main sequence star? How does a star’s mass affect the Luminosity, Temperature, Size, and lifespan of a star’s life? What process is responsible for producing energy in the Sun’s core? How is energy transported through the radiation zone? ...
CH 26 PPT
... Tycho Brahe was an observational astronomer. He studied the stars without the aid of a telescope. Brahe tracked and measured the movements of the moon, planets, and other celestial objects. These were the ...
... Tycho Brahe was an observational astronomer. He studied the stars without the aid of a telescope. Brahe tracked and measured the movements of the moon, planets, and other celestial objects. These were the ...
The wonders of our universe
... The Earth is part of our solar system. At the centre of this is the sun, which is the solar system’s star. Our solar system consists of the sun and objects connected to it by gravity – eight planets and some moons. The four smaller planets, Mercury, Venus, Earth, and Mars, are made of rock and metal ...
... The Earth is part of our solar system. At the centre of this is the sun, which is the solar system’s star. Our solar system consists of the sun and objects connected to it by gravity – eight planets and some moons. The four smaller planets, Mercury, Venus, Earth, and Mars, are made of rock and metal ...
Task 1: The Solar System Task 2: Orbits of the
... Task 1: The Solar System 1 Complete these sentences about objects seen in the Solar System. The ...
... Task 1: The Solar System 1 Complete these sentences about objects seen in the Solar System. The ...
Aims You are going to create a poster about space. First work
... Task 1: The Solar System 1 Complete these sentences about objects seen in the Solar System. The ...
... Task 1: The Solar System 1 Complete these sentences about objects seen in the Solar System. The ...
RELATION BETWEEN LONGITUDE AND TIME
... infinite radius of which the earth is the center Celestial poles – are the points where the earth’s axis prolonged pierces the celestial sphere Zenith – the point where a vertical line pierces the celestial sphere above the head of the observer Nadir – the corresponding point in the opposite h ...
... infinite radius of which the earth is the center Celestial poles – are the points where the earth’s axis prolonged pierces the celestial sphere Zenith – the point where a vertical line pierces the celestial sphere above the head of the observer Nadir – the corresponding point in the opposite h ...
Overview: The Sun The outer layers Photosphere: Visible Surface
... • One of Galileo’s major observations • More than 30 sketches from summer of 1612 ...
... • One of Galileo’s major observations • More than 30 sketches from summer of 1612 ...