Slide 1State Attractions in California and Arizona. By: A. Roark Slide 2 California Slide 3 Golden Gate Bridge The construction of the Golden Gate Bridge began on January…
Slide 1 Astronomy 1 – Winter 2011 Lecture 18; February 16 2011 Slide 2 Previously on Astro-1 Beyond the giant planets –Uranus –Neptune –Pluto and the other TNOs Slide…
Meteors - Matter that falls through Earthâs atmosphere. Often called âshooting starsâ. A few can be observed every hour. Meteoroid is the term used for a piece of matter…
Other Celestial Objects Comets, Asteroids, Meteoroids, Meteors, and Meteorites Comets A comet is sometimes called a âdirty snowballâ. It is a mixture of frozen water, gases…
Bell work Have scientists ever brought extraterrestrial material to Earth? Scientists have studied rocks from Mars and other parts of the solar system. How have scientists…
Study Hall: working Study Hall: Working Quietly In assigned seats. Unscramble these words below? O T M C E 1. I am known as a ‘dirty snowball’ R A T E H 2. I am the 3rd…
Comets, Meteors, and Asteroids Structure of a Comet To Sun Ion Tail Dust Tail Coma Comet Structure Nucleus 10 km âDirty Snowballâ Coma Cloud of evaporated ices and ions…
Studying for Exam II, etc. Same type of exam as first one Chapters covered: Sec. 0.4, Ch.1, Ch. 4, not Ch. 5 Note: also Triangulation and Measurement covered, but not terrestrial…
Cosmic Collisions The sky is falling. The sky is falling. -Chicken Little Leonids Meteor Shower: Tuesday morning Nov.19, 3:36 AM http://leonid.arc.nasa.gov/1998.html Lecture…