ch 2 the sky
... match the zodiacal signs If you were born on or between November 30th and December 17th, the sun was passing through the corner of the nonzodiacal constellation Ophiuchus, and you have no official zodiacal sign ...
... match the zodiacal signs If you were born on or between November 30th and December 17th, the sun was passing through the corner of the nonzodiacal constellation Ophiuchus, and you have no official zodiacal sign ...
Astronomy Notes - Science with Ms. Peralez
... Scientists study the spectra, or range of wavelengths, stars emit using an instrument called a spectroscope, which can spread the light into different wavelengths. A star is “born” when the contracting gas and dust from a nebula, or large cloud, become so dense and hot that nuclear fusion starts. A ...
... Scientists study the spectra, or range of wavelengths, stars emit using an instrument called a spectroscope, which can spread the light into different wavelengths. A star is “born” when the contracting gas and dust from a nebula, or large cloud, become so dense and hot that nuclear fusion starts. A ...
Small images
... Due to the interaction of an earth that is not perfectly spherical with the gravitational pull of the sun and moon ...
... Due to the interaction of an earth that is not perfectly spherical with the gravitational pull of the sun and moon ...
The Sun`s Energy Supply (PowerPoint version)
... to last 10 trillion years . [It will not last that long, however, because not all of its mass gets converted to energy. As we will learn, only about 0.1% of it does.] Still, that yields a potential lifetime of 10 billion ...
... to last 10 trillion years . [It will not last that long, however, because not all of its mass gets converted to energy. As we will learn, only about 0.1% of it does.] Still, that yields a potential lifetime of 10 billion ...
The Sun`s Energy Supply (PDF version)
... shrink by about 80 km - that is, 0.006% of its diameter. This would be utterly unobservable. ...
... shrink by about 80 km - that is, 0.006% of its diameter. This would be utterly unobservable. ...
Chapter 29 Our Solar System
... moons proved that not all celestial bodies orbit Earth; therefore, Earth is not necessarily the center of the solar system. ...
... moons proved that not all celestial bodies orbit Earth; therefore, Earth is not necessarily the center of the solar system. ...
ANSWER KEY Evaluating Scientific Explanations: Why do we have
... concentrated light (summer) while the opposite half that points away receives less direct, concentrated light (winter). This is why we have seasons. When it is summer in North America, the North Pole and the rest of the northern hemisphere are pointing toward the Sun. The Sun appears to stay in the ...
... concentrated light (summer) while the opposite half that points away receives less direct, concentrated light (winter). This is why we have seasons. When it is summer in North America, the North Pole and the rest of the northern hemisphere are pointing toward the Sun. The Sun appears to stay in the ...
Outer Space
... Even though spaceships have traveled to the Moon, people cannot visit the Moon without special suits. The Moon has no air or water. Plants and animals can’t live there either. Astronauts first landed on the Moon in 1969. After that, there were six more trips to the Moon. They brought back Moon rocks ...
... Even though spaceships have traveled to the Moon, people cannot visit the Moon without special suits. The Moon has no air or water. Plants and animals can’t live there either. Astronauts first landed on the Moon in 1969. After that, there were six more trips to the Moon. They brought back Moon rocks ...
Secrets of the Sun
... Seasonal patterns of sunrise and sunset can be observed, described, and predicted. (By end of grade 2). The orbits of Earth around the sun and of the moon around Earth, together with the rotation of Earth about an axis between its North and South poles, cause observable patterns. These include day a ...
... Seasonal patterns of sunrise and sunset can be observed, described, and predicted. (By end of grade 2). The orbits of Earth around the sun and of the moon around Earth, together with the rotation of Earth about an axis between its North and South poles, cause observable patterns. These include day a ...
Slide 1
... between objects • The Sun has a vast effect on the motion of planets in our solar system. Even though planets are smaller than the Sun the planets still exert a gravitational pull on the Sun. • We can detect new planets in other solar systems due to wobbles in orbits of identified planets. ...
... between objects • The Sun has a vast effect on the motion of planets in our solar system. Even though planets are smaller than the Sun the planets still exert a gravitational pull on the Sun. • We can detect new planets in other solar systems due to wobbles in orbits of identified planets. ...
Astronomy - Calendar
... A key concept of General Relativity is that gravity is no longer described by a gravitational "field" but rather it is supposed to be a distortion of space and time itself. Physicist John Wheeler put it well when he said "Matter tells space how to curve, and space tells matter how to move." Original ...
... A key concept of General Relativity is that gravity is no longer described by a gravitational "field" but rather it is supposed to be a distortion of space and time itself. Physicist John Wheeler put it well when he said "Matter tells space how to curve, and space tells matter how to move." Original ...
The Earth`s Orbit and Season Demonstration
... 3. Looking at the Sun notice the constellation directly across from the Sun, Gemini. On June 21 when the Sun appears in the constellation Gemini this is the first day of summer. Rotate the earth on its axis until North America is directly opposite the sun, midnight. Notice the constellation directly ...
... 3. Looking at the Sun notice the constellation directly across from the Sun, Gemini. On June 21 when the Sun appears in the constellation Gemini this is the first day of summer. Rotate the earth on its axis until North America is directly opposite the sun, midnight. Notice the constellation directly ...
The Celestial Sphere
... The spinning of the Earth makes the celestial sphere appear to spin. Thus as time goes by all stars move completing a circle every 24 hours… “Diurnal Motion” Except the points directly above the north and south poles which do not appear to move. The sphere spins around them. They are called the Nort ...
... The spinning of the Earth makes the celestial sphere appear to spin. Thus as time goes by all stars move completing a circle every 24 hours… “Diurnal Motion” Except the points directly above the north and south poles which do not appear to move. The sphere spins around them. They are called the Nort ...
Temperature and Formation of Our Solar System
... 7) Is it likely that a large, Jovian planet would have formed at the location of Mercury? Explain your reasoning. It would seem very unlikely that a Jovian planet would form as close to the Sun as Mercury since the temperature would have been over 1000K and it would have been very difficult to captu ...
... 7) Is it likely that a large, Jovian planet would have formed at the location of Mercury? Explain your reasoning. It would seem very unlikely that a Jovian planet would form as close to the Sun as Mercury since the temperature would have been over 1000K and it would have been very difficult to captu ...
The Solar System
... 2% in dust grains (Fe, C, Si . . .) Condensation theory: 3 steps: 1) Dust grains act as "condensation nuclei": gas atoms stick to them => growth of first clumps of matter. 2) Accretion: Clumps collide and stick => larger clumps. ...
... 2% in dust grains (Fe, C, Si . . .) Condensation theory: 3 steps: 1) Dust grains act as "condensation nuclei": gas atoms stick to them => growth of first clumps of matter. 2) Accretion: Clumps collide and stick => larger clumps. ...
Celestial Motions
... – Like the Sun and Moon, planets usually drift eastward relative to the stars from night to night; but sometimes, for a few weeks or few months, a planet farther from the sun than us appears to turn westward in its apparent retrograde motion ...
... – Like the Sun and Moon, planets usually drift eastward relative to the stars from night to night; but sometimes, for a few weeks or few months, a planet farther from the sun than us appears to turn westward in its apparent retrograde motion ...
Tour of the Galaxy - Shelbyville Central Schools
... Almost every object in the above photograph is a galaxy. The Coma Cluster of Galaxies contains thousands of galaxies. Each of these galaxies houses billions of stars - just as our own Milky Way Galaxy does. Light from the Coma Cluster takes hundreds of millions of years to reach us. ...
... Almost every object in the above photograph is a galaxy. The Coma Cluster of Galaxies contains thousands of galaxies. Each of these galaxies houses billions of stars - just as our own Milky Way Galaxy does. Light from the Coma Cluster takes hundreds of millions of years to reach us. ...
Star in a Box Worksheet - Beginning
... complete, you can click on “Data Table” (upper right) to see the final values for each stage in the lifecycle. 1. Describe how the Sun changes over its lifetime. 2. When will the Sun be at its brightest? 3. When will the Sun be at its hottest? 4. In which stage of its life does the Sun spend the lon ...
... complete, you can click on “Data Table” (upper right) to see the final values for each stage in the lifecycle. 1. Describe how the Sun changes over its lifetime. 2. When will the Sun be at its brightest? 3. When will the Sun be at its hottest? 4. In which stage of its life does the Sun spend the lon ...
Answers - Physics@Brock
... 11. The distance from the Earth to the Moon is about (a) 400 km. (b) * 400,000 km. (c) 400,000,000 km. (d) 400,000,000,000 km. 12. The universe is believed to have an age of about (a) 14 thousand years. (b) 14 million years. (c) * 14 billion years. (d) 14 trillion years. 13. The planets change their ...
... 11. The distance from the Earth to the Moon is about (a) 400 km. (b) * 400,000 km. (c) 400,000,000 km. (d) 400,000,000,000 km. 12. The universe is believed to have an age of about (a) 14 thousand years. (b) 14 million years. (c) * 14 billion years. (d) 14 trillion years. 13. The planets change their ...
Answer - Physics@Brock
... 11. The distance from the Earth to the Moon is about (a) 400 km. (b) 400,000 km. (c) 400,000,000 km. (d) 400,000,000,000 km. 12. The universe is believed to have an age of about (a) 14 thousand years. (b) 14 million years. (c) 14 billion years. (d) 14 trillion years. 13. The planets change their pos ...
... 11. The distance from the Earth to the Moon is about (a) 400 km. (b) 400,000 km. (c) 400,000,000 km. (d) 400,000,000,000 km. 12. The universe is believed to have an age of about (a) 14 thousand years. (b) 14 million years. (c) 14 billion years. (d) 14 trillion years. 13. The planets change their pos ...
the constellations of the zodiac
... Chaldean people (Babylonians) around 500 BC. This division of the ecliptic into twelve equal zones of celestial longitude ends up being the first known celestial coordinates system. The Babylonian calendar assigned each month to a sign, beginning with the position of the Sun at vernal equinox (March ...
... Chaldean people (Babylonians) around 500 BC. This division of the ecliptic into twelve equal zones of celestial longitude ends up being the first known celestial coordinates system. The Babylonian calendar assigned each month to a sign, beginning with the position of the Sun at vernal equinox (March ...
presentation format
... Despite the evidence for a heliocentric model, there was still the problem that the model of Copernicus failed to predict locations of planets perfectly Tycho Brahe was an astronomer who realized that getting the most precise measurements of planetary positions would be of great value to constra ...
... Despite the evidence for a heliocentric model, there was still the problem that the model of Copernicus failed to predict locations of planets perfectly Tycho Brahe was an astronomer who realized that getting the most precise measurements of planetary positions would be of great value to constra ...