Astronomical Terms - Crossroads Academy
... gibbous…”humped” appearance of the moon just before or after a full (second quarter) moon first quarter Moon…7 days after new moon third quarter moon…~21 days after new moon circumpolar stars…stars that never set from where you observe them over an entire year constellation…88 sections of the sky in ...
... gibbous…”humped” appearance of the moon just before or after a full (second quarter) moon first quarter Moon…7 days after new moon third quarter moon…~21 days after new moon circumpolar stars…stars that never set from where you observe them over an entire year constellation…88 sections of the sky in ...
ppt
... Opposition is a terrific time to see a planet. It rises when the Sun sets and is high in the sky at midnight. Opposition is also when a planet is closest to the Earth. It's brighter and more interesting to see in a telescope. Only superior planets can be at opposition. ...
... Opposition is a terrific time to see a planet. It rises when the Sun sets and is high in the sky at midnight. Opposition is also when a planet is closest to the Earth. It's brighter and more interesting to see in a telescope. Only superior planets can be at opposition. ...
A Comparison of Atmospheric and Chemical Properties of Inner
... and mantle-outgassed components in the atmosphere. Atmospheric removal by giant impacts may also lead to separation of the water budget from the other volatiles. If water were present as a condensed ocean, it would be removed in much smaller proportions compared to the atmospheric gases, and thus gi ...
... and mantle-outgassed components in the atmosphere. Atmospheric removal by giant impacts may also lead to separation of the water budget from the other volatiles. If water were present as a condensed ocean, it would be removed in much smaller proportions compared to the atmospheric gases, and thus gi ...
Before Humankind - Salem State University
... whole, the lithosphere is as thin as an eggshell. A sea-floor crust of basalt is only about 5 miles thick. The core, or magma, consists of iron and nickel. This metallic core gives earth its magnetic field which has deflected harmful radiation and shielded chemical processes which have generated lif ...
... whole, the lithosphere is as thin as an eggshell. A sea-floor crust of basalt is only about 5 miles thick. The core, or magma, consists of iron and nickel. This metallic core gives earth its magnetic field which has deflected harmful radiation and shielded chemical processes which have generated lif ...
Milankovitch Cycles and Glaciation
... Milankovitch Cycles and Glaciation The episodic nature of the Earth's glacial and interglacial periods within the present Ice Age (the last couple of million years) have been caused primarily by cyclical changes in the Earth's circumnavigation of the Sun. Variations in the Earth's eccentricity, axia ...
... Milankovitch Cycles and Glaciation The episodic nature of the Earth's glacial and interglacial periods within the present Ice Age (the last couple of million years) have been caused primarily by cyclical changes in the Earth's circumnavigation of the Sun. Variations in the Earth's eccentricity, axia ...
PHASES OF THE MOON
... Moons of other planets have similarities and differences to our own Moon. Similarities Differences Are called satellites Orbit around the planet ...
... Moons of other planets have similarities and differences to our own Moon. Similarities Differences Are called satellites Orbit around the planet ...
Sky Study Guide_1
... Moons of other planets have similarities and differences to our own Moon. Similarities Differences Are called satellites Orbit around the planet ...
... Moons of other planets have similarities and differences to our own Moon. Similarities Differences Are called satellites Orbit around the planet ...
Comparing Earth, Sun and Jupiter
... Slight wobble due to eccentricity of orbit Rilles found all over moon’s surface: may be evidence of liquid lava flow at earlier time Mars Red surface, due to high iron content Polar caps clearly visible: indicate water content Change with seasons Atmosphere very thin and dry; planet is too small t ...
... Slight wobble due to eccentricity of orbit Rilles found all over moon’s surface: may be evidence of liquid lava flow at earlier time Mars Red surface, due to high iron content Polar caps clearly visible: indicate water content Change with seasons Atmosphere very thin and dry; planet is too small t ...
Mountain Skies - Pisgah Astronomical Research Institute
... the earth. As such, they always appear close to the sun in the evening twilight as later this month or close to the sun in the morning twilight as back in January. Venus was in conjunction behind the sun on June 6 and Mercury follows suit this coming Wednesday. Since Mercury moves much faster, it wi ...
... the earth. As such, they always appear close to the sun in the evening twilight as later this month or close to the sun in the morning twilight as back in January. Venus was in conjunction behind the sun on June 6 and Mercury follows suit this coming Wednesday. Since Mercury moves much faster, it wi ...
Tycho: The most accurate pre
... • Copernican model of orbital periods • Synodic period is the apparent orbital period of a planet, viewed from the earth, when the earth-planet-sun are in successive conjunction or opposition • Sidereal (with respect to stars) period is the real orbital period around the Sun • Synodic periods of out ...
... • Copernican model of orbital periods • Synodic period is the apparent orbital period of a planet, viewed from the earth, when the earth-planet-sun are in successive conjunction or opposition • Sidereal (with respect to stars) period is the real orbital period around the Sun • Synodic periods of out ...
Day-10
... Visibility of the sky Year Motion (Earth orbits the Sun) Seasons (tilt of the Earth’s axis) Precession of the equinoxes Motion and phases of the Moon Eclipses ...
... Visibility of the sky Year Motion (Earth orbits the Sun) Seasons (tilt of the Earth’s axis) Precession of the equinoxes Motion and phases of the Moon Eclipses ...
ASTR100 Fall 2009: Exam #2 Review Sheet EXAM IS THURSDAY
... 1] Google the song “Why does the Sun Shine?” by They Might Be Giants. The lyrics are catchy and pretty accurate. Maybe they could help on the exam! 2] The visible “surface” of the Sun is called the _____________________. 3] Describe the steps of the protonproton chain below (should be covered in cla ...
... 1] Google the song “Why does the Sun Shine?” by They Might Be Giants. The lyrics are catchy and pretty accurate. Maybe they could help on the exam! 2] The visible “surface” of the Sun is called the _____________________. 3] Describe the steps of the protonproton chain below (should be covered in cla ...
Glossary (PDF file)
... Instead, they make images of planets as they pass by in space. They send the images back to Earth. Computers decode the images. gibbous A phase of the Moon between the full moon and a quarter moon, or between a quarter moon and new moon. A gibbous phase is not exactly half a circle and it is not exa ...
... Instead, they make images of planets as they pass by in space. They send the images back to Earth. Computers decode the images. gibbous A phase of the Moon between the full moon and a quarter moon, or between a quarter moon and new moon. A gibbous phase is not exactly half a circle and it is not exa ...
Test 1 Overview - Physics and Astronomy
... • Get plenty of rest the night before 2) During the Test: • Draw simple sketches to help visualize problems • Solve numerical problems in the margin • Come up with your answer first, then look for it in the choices • If you can’t find the answer, try process of elimination • If you don’t know the an ...
... • Get plenty of rest the night before 2) During the Test: • Draw simple sketches to help visualize problems • Solve numerical problems in the margin • Come up with your answer first, then look for it in the choices • If you can’t find the answer, try process of elimination • If you don’t know the an ...
lecture 32 orbits
... even move backwards with respect to the surrounding stars (retrograde motion). During a planet’s retrograde motion, it appeared brighter than at other times. This suggested to the Greeks that the planet was closer to Earth during its retrograde motion. ...
... even move backwards with respect to the surrounding stars (retrograde motion). During a planet’s retrograde motion, it appeared brighter than at other times. This suggested to the Greeks that the planet was closer to Earth during its retrograde motion. ...
Name_______________________Period_________Date
... quickly while its outer layers are falling inward Supernova– Massive explosion that occurs when the outer layer of a star are blown off Black Hole– Small, extremely dense remnant of a star whose gravity is so immense that even light can not escape its gravity field 7. Describe how our solar syst ...
... quickly while its outer layers are falling inward Supernova– Massive explosion that occurs when the outer layer of a star are blown off Black Hole– Small, extremely dense remnant of a star whose gravity is so immense that even light can not escape its gravity field 7. Describe how our solar syst ...
The Reason for the Seasons
... Earth _____________ around Sun ______________________________ Earth’s orbit is almost circular rather than oval shaped but is still referred to as an _________________________ orbit ________days to revolve once around the Sun (~ a year) ...
... Earth _____________ around Sun ______________________________ Earth’s orbit is almost circular rather than oval shaped but is still referred to as an _________________________ orbit ________days to revolve once around the Sun (~ a year) ...
P101.EXAM1.931.v2 - KFUPM Faculty List
... 24) In order to find mass of the earth, Newton’s laws of motion and law of Gravity are used to derive a relation between period (P) and average distance (a) of the moon from the earth, and mass (M) of the earth. Find mass of the earth M if P = 27.4 days, a = 385000 km. (neglect mass of the moon) ...
... 24) In order to find mass of the earth, Newton’s laws of motion and law of Gravity are used to derive a relation between period (P) and average distance (a) of the moon from the earth, and mass (M) of the earth. Find mass of the earth M if P = 27.4 days, a = 385000 km. (neglect mass of the moon) ...
Final Exam: Review Questions
... 38. Why are some Hawaiian Islands older than others? 39. What is a subduction zone? With what type of plate boundary is it associated? 40. What evidence is there of seafloor spreading? 41. What is a difference between the theory of continental drift and the theory of plate tectonics? 42. Why is the ...
... 38. Why are some Hawaiian Islands older than others? 39. What is a subduction zone? With what type of plate boundary is it associated? 40. What evidence is there of seafloor spreading? 41. What is a difference between the theory of continental drift and the theory of plate tectonics? 42. Why is the ...
Einstein on Kepler
... each time of year, when seen against the same location among the fixed stars. It could therefore be surmised that the Earth’s orbit was a closed curve, with the Earth returning every year to the same place, in the same way. That was by no means self-evident, a priori. For the advocate of the Copern ...
... each time of year, when seen against the same location among the fixed stars. It could therefore be surmised that the Earth’s orbit was a closed curve, with the Earth returning every year to the same place, in the same way. That was by no means self-evident, a priori. For the advocate of the Copern ...
23.4 Minor Members of the Solar System
... In March 1986, the European probe Giotto approached to within 600 kilometers of the nucleus of Halley’s comet and obtained the first images of this elusive structure. We now know that the surface is potato shaped, 16 kilometers by 8 kilometers. The surface is irregular and full of crater pits. Gases ...
... In March 1986, the European probe Giotto approached to within 600 kilometers of the nucleus of Halley’s comet and obtained the first images of this elusive structure. We now know that the surface is potato shaped, 16 kilometers by 8 kilometers. The surface is irregular and full of crater pits. Gases ...
The Sun-Earth-Moon System
... • The moon has no atmosphere • This also contributes to large differences in surface temperatures because heat is not retained. ...
... • The moon has no atmosphere • This also contributes to large differences in surface temperatures because heat is not retained. ...
Week 8
... predict what it is like. If the planet is known to have a mass and size smaller than Venus but larger than Mars, what would be the best prediction? A. It should have no volcanoes. B. It should have volcanoes, but they may or may not be active. C. It should have a moderate number of active volcanoes ...
... predict what it is like. If the planet is known to have a mass and size smaller than Venus but larger than Mars, what would be the best prediction? A. It should have no volcanoes. B. It should have volcanoes, but they may or may not be active. C. It should have a moderate number of active volcanoes ...