'Sun 93 million miles' diaporamas de présentation

STANDARD 4a

STANDARD 4a. Students know galaxies are clusters of billions of stars and may have different shapes. GALAXIES. Spiral Galaxy Spiral arms contain gas, dust, and many bright, young stars Older stars are found in the bulge in the center of the galaxy. GALAXIES.

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By Leah Jardine-Thompson

Space. By Leah Jardine-Thompson. The Moon. After the Sun, our Moon is the biggest brightest object in the sky. It is 25,000 times brighter than the brightest star, so bright you can see it in daylight. Yet the Moon does not make any light itself it just reflects light from the sun.

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Some info and problems to go with last nights presentation on Extrasolar planets.

Some info and problems to go with last nights presentation on Extrasolar planets. I worked on this most of the day today. I plan to use some of this in my class presentation . Jim Honeycutt. Properties of Ellipses. semi-major axis = a 2 times a is the length of major axis.

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Cosmic Survey: What are Your Ideas about the Universe?

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