An earthllke planet would have a rocky mantle surround
... axial tilts between 13' and 40' over 10 to 20 million years. When Mars' axial tilt Is high, the northern polar cap points directly toward the Sun. causing dramatic ...
... axial tilts between 13' and 40' over 10 to 20 million years. When Mars' axial tilt Is high, the northern polar cap points directly toward the Sun. causing dramatic ...
File
... parallax method of distance measurement only works for “near” stars. A special type of pulsating stars, Cepheid variables, has an absolute brightness correlated to its pulsation period, which can be used to determine distance. Much of the analysis of Cepheid variable stars was performed by American ...
... parallax method of distance measurement only works for “near” stars. A special type of pulsating stars, Cepheid variables, has an absolute brightness correlated to its pulsation period, which can be used to determine distance. Much of the analysis of Cepheid variable stars was performed by American ...
ASTRO OTTER JUNIOR
... and revolution. The lesson notes that the sun moves further North high in the sky during the summer, and further south low in the sky during the winter. TEKS: Gr. 3-3.8C Objects in the Sky ...
... and revolution. The lesson notes that the sun moves further North high in the sky during the summer, and further south low in the sky during the winter. TEKS: Gr. 3-3.8C Objects in the Sky ...
The energy budget of planets
... Earth orbit Define the habitable zone as the range of distances from the Sun for which a planet can have liquid water on its surface Empirically: Venus is inside the habitable zone and Mars outside for the Solar System But… calculating the exact boundaries is hard - depends upon the nature of the pl ...
... Earth orbit Define the habitable zone as the range of distances from the Sun for which a planet can have liquid water on its surface Empirically: Venus is inside the habitable zone and Mars outside for the Solar System But… calculating the exact boundaries is hard - depends upon the nature of the pl ...
Seasonal Visibility of Stars, and Visibility of Planets in 2014
... addition to doing the problem set below as a desktop activity, students can “act out” each problem’s situation in the classroom, by having one student represent the Sun, another the Earth, and others the five other planets. Be sure to have all students take a turn at representing the Earth. That stu ...
... addition to doing the problem set below as a desktop activity, students can “act out” each problem’s situation in the classroom, by having one student represent the Sun, another the Earth, and others the five other planets. Be sure to have all students take a turn at representing the Earth. That stu ...
Jupiter-Mars Encounter 17 October 2015
... the second brightest planet in the sky is easily spotted. Mars, while definitely visible to the naked eye, is much fainter and appears slightly red to the eye, thus its appellation as the “red planet.” Following this pairing of the two planets, Mars will continue its journey around the sun and will ...
... the second brightest planet in the sky is easily spotted. Mars, while definitely visible to the naked eye, is much fainter and appears slightly red to the eye, thus its appellation as the “red planet.” Following this pairing of the two planets, Mars will continue its journey around the sun and will ...
Solar System Formation
... • Terrestrial planets seem to have experienced a similar early history, with extensive volcanism, cratering, and internal differentiation • Each has a metallic core and a silicate mantle crust, and shows evidence of continuing lava flows and meteorite impact • Outgassing produced an atmosphere as li ...
... • Terrestrial planets seem to have experienced a similar early history, with extensive volcanism, cratering, and internal differentiation • Each has a metallic core and a silicate mantle crust, and shows evidence of continuing lava flows and meteorite impact • Outgassing produced an atmosphere as li ...
Solar System - eNetLearning
... • Terrestrial planets seem to have experienced a similar early history, with extensive volcanism, cratering, and internal differentiation • Each has a metallic core and a silicate mantle crust, and shows evidence of continuing lava flows and meteorite impact • Outgassing produced an atmosphere as li ...
... • Terrestrial planets seem to have experienced a similar early history, with extensive volcanism, cratering, and internal differentiation • Each has a metallic core and a silicate mantle crust, and shows evidence of continuing lava flows and meteorite impact • Outgassing produced an atmosphere as li ...
Minerals
... In NYS, the sun is almost always in the southern sky; therefore shadows always point north. For anything about seasons: IT’S ALL IN THE TILT – 23 ½ o Earth’s eccentricity is very slight, so it is not quite a circle, it’s an oblate sphere or a slightly eccentric ellipse; BUT . . . A diagram of Earth’ ...
... In NYS, the sun is almost always in the southern sky; therefore shadows always point north. For anything about seasons: IT’S ALL IN THE TILT – 23 ½ o Earth’s eccentricity is very slight, so it is not quite a circle, it’s an oblate sphere or a slightly eccentric ellipse; BUT . . . A diagram of Earth’ ...
As two continental plates move toward each other, what landforms
... 7. The moon and the sun appear to move across the sky each day because of A. the Sun’s movement in the sky B. the Earth’s revolution around the sun C. the Earth’s rotation on its axis D. the Moon’s shadow on the Earth ...
... 7. The moon and the sun appear to move across the sky each day because of A. the Sun’s movement in the sky B. the Earth’s revolution around the sun C. the Earth’s rotation on its axis D. the Moon’s shadow on the Earth ...
Topic 2: Measuring the Earth
... - Objects disappear over the horizon from the bottom up - During lunar eclipses, the Earth’s shadow moves across the face of the moon blocking it out. The shadow is larger than the moon and curved. - The altitude of the North Star (Polaris) varies with an observer’s latitude. - The force of gravity ...
... - Objects disappear over the horizon from the bottom up - During lunar eclipses, the Earth’s shadow moves across the face of the moon blocking it out. The shadow is larger than the moon and curved. - The altitude of the North Star (Polaris) varies with an observer’s latitude. - The force of gravity ...
SES4U Distance Calculation Practice 1 light year = 9.46 x 1015
... 1. How many AUs are one light year? (ANS: 63 066.67 AU) 2. If the circumference of the Earth is 40 075 km, how many times around the Earth would it take to go from the Sun to the asteroid belt if the asteroid belt is 2.7 AU from the Sun? (ANS: 10106.05 times around the Earth) 3. The Crab nebula is a ...
... 1. How many AUs are one light year? (ANS: 63 066.67 AU) 2. If the circumference of the Earth is 40 075 km, how many times around the Earth would it take to go from the Sun to the asteroid belt if the asteroid belt is 2.7 AU from the Sun? (ANS: 10106.05 times around the Earth) 3. The Crab nebula is a ...
SES4U Distance Calculation Practice 1 light year = 9.46 x 1015
... 1. How many AUs are one light year? (ANS: 63 066.67 AU) 2. If the circumference of the Earth is 40 075 km, how many times around the Earth would it take to go from the Sun to the asteroid belt if the asteroid belt is 2.7 AU from the Sun? (ANS: 10106.05 times around the Earth) 3. The Crab nebula is a ...
... 1. How many AUs are one light year? (ANS: 63 066.67 AU) 2. If the circumference of the Earth is 40 075 km, how many times around the Earth would it take to go from the Sun to the asteroid belt if the asteroid belt is 2.7 AU from the Sun? (ANS: 10106.05 times around the Earth) 3. The Crab nebula is a ...
COMETS, ASTEROIDS, AND METEORS
... • Most comets are found in one of two distant regions of the solar system- the Kuiper belt and the Oort cloud. ...
... • Most comets are found in one of two distant regions of the solar system- the Kuiper belt and the Oort cloud. ...
The atmospheres of different planets
... Saturn is similar to Jupiter in some ways. While its mass is lower (95 Earth masses), it is still able to sustain severe amounts of hydrogen and helium. The surface temperature (134 K at 1 bar level) is lower than Jupiter’s, so more helium was able to condensate; thus leading to a slightly lower hel ...
... Saturn is similar to Jupiter in some ways. While its mass is lower (95 Earth masses), it is still able to sustain severe amounts of hydrogen and helium. The surface temperature (134 K at 1 bar level) is lower than Jupiter’s, so more helium was able to condensate; thus leading to a slightly lower hel ...
planet - Groups
... Astronomy of the ancients Many ancient cultures took note of celestial objects and celestial phenomena. They noted certain patterns in the heavens and were able to construct calendars. The Chinese, Egyptians, Britons, Mayans, and others have left us evidence of their interest in astronomy. ...
... Astronomy of the ancients Many ancient cultures took note of celestial objects and celestial phenomena. They noted certain patterns in the heavens and were able to construct calendars. The Chinese, Egyptians, Britons, Mayans, and others have left us evidence of their interest in astronomy. ...
The sun, the earth, and the moon
... Happens when charged particles of solar wind collide with atoms in Earth’s atmosphere Particles are trapped from solar wind in magnetic field and taken towards north and south poles ...
... Happens when charged particles of solar wind collide with atoms in Earth’s atmosphere Particles are trapped from solar wind in magnetic field and taken towards north and south poles ...
Lecture6
... Planets normally “slip” W to E (“prograde”: lazy planets!). Sometimes move E to W (“Retrograde”). A mystery to the ancients (who assumed earthcentered universe!). Important distinction: Diurnal motion: E to W (rise, transit, set), due to earth’s rotation. Motion on the celestial sphere (much slower, ...
... Planets normally “slip” W to E (“prograde”: lazy planets!). Sometimes move E to W (“Retrograde”). A mystery to the ancients (who assumed earthcentered universe!). Important distinction: Diurnal motion: E to W (rise, transit, set), due to earth’s rotation. Motion on the celestial sphere (much slower, ...
PH109 Exploring the Universe
... 27. A police officer tells me that I my blue shift velocity exceeded posted limits. What does he mean? a) you were speeding away from him, b) you were speeding toward him, c) you were stopped, d) you were going too slow 28. What is the approximate azimuth (az) elevation (el) of a Mars after sunset? ...
... 27. A police officer tells me that I my blue shift velocity exceeded posted limits. What does he mean? a) you were speeding away from him, b) you were speeding toward him, c) you were stopped, d) you were going too slow 28. What is the approximate azimuth (az) elevation (el) of a Mars after sunset? ...
Gravitation - Galileo and Einstein
... • The standard notation is to label the two foci F1, F2. (The term “focus” is used because if a light is placed at F1, and the ellipse is a mirror, the reflected light all goes to F2.) • The eccentricity e of the ellipse is how far a focus is from the center C compared with the furthest point of the ...
... • The standard notation is to label the two foci F1, F2. (The term “focus” is used because if a light is placed at F1, and the ellipse is a mirror, the reflected light all goes to F2.) • The eccentricity e of the ellipse is how far a focus is from the center C compared with the furthest point of the ...
New Scientist Magazine - Surrey, England… 19th November 2008
... periods of sunlight during summer and shorter ones during winter. When they gave planets a tilt of 90 degrees, similar to that of the gas giant Uranus in our own solar system, the much larger variations in illumination led to more extreme seasons. When this large axial tilt was combined with a rate ...
... periods of sunlight during summer and shorter ones during winter. When they gave planets a tilt of 90 degrees, similar to that of the gas giant Uranus in our own solar system, the much larger variations in illumination led to more extreme seasons. When this large axial tilt was combined with a rate ...
Motions of the Earth and Sky. Seasons, Eclipses
... Earth/Moon system, compared to here on the ground? • This link tells all! Very nice. ...
... Earth/Moon system, compared to here on the ground? • This link tells all! Very nice. ...
Diapositiva 1 - Yale University
... the problem of collisions of space objects, including nuclear power sources, with space debris, and other aspects of space debris, and called for the continuation of national research on that question, for the development of improved technology for the monitoring of space debris and for the compilat ...
... the problem of collisions of space objects, including nuclear power sources, with space debris, and other aspects of space debris, and called for the continuation of national research on that question, for the development of improved technology for the monitoring of space debris and for the compilat ...
Vagabonds of the Universe
... • Discovered in 1930 by Clyde Tombaugh • Orbit – Eccentricity = 0.25 largest in solar system (Mercury = .21) sometimes closer to sun than Neptune – Extreme Orbit tilt to ecliptic ...
... • Discovered in 1930 by Clyde Tombaugh • Orbit – Eccentricity = 0.25 largest in solar system (Mercury = .21) sometimes closer to sun than Neptune – Extreme Orbit tilt to ecliptic ...
Homework #1 10 points Question #1 (2 pts) Even in ancient times
... Even in ancient times, astronomers knew that planets vary in brightness over the course of several months or even years. Explain, why this observation can not be used to rule out the geocentric model, in which all planets and the Sun orbit the Earth on circular orbits. Ignore the epicycles, i.e. ass ...
... Even in ancient times, astronomers knew that planets vary in brightness over the course of several months or even years. Explain, why this observation can not be used to rule out the geocentric model, in which all planets and the Sun orbit the Earth on circular orbits. Ignore the epicycles, i.e. ass ...