Classroom Activity: Making a Rainbow . ... When white light from the Sun or a light bulb passes through a prism, the light splits into its component wavelengths. ... Red, blue, green colored filters - if possible, cut 1x4-inch pieces of the filters for each student . ... Many students have the misconception that filters somehow dye the light a certain color. ... Younger students can draw the rainbow and make up a mnemonic for remembering the order of the colors (such as, ROY G. BIV). ...

... Meade Instruments Corporation . ... Section 3: File Menu . ... Displays the dialog to open an existing image: . ... Saves the current image as a new file name or new file type, or both. ... This can be useful to prevent having 20 or more images open at once, and saves having to close them manually. ... This is done by creating a text file with the same name as the image file. ... Note that Image Information is saved within the FITS file, so there will not be a text file to accompany these files. ...

image collection >> physical phenomena >> vortices . Image env0506102008Kur . ... June 10, 2005 at 20:08 . East Baltic Sea . Kouronian Spit . ... In June, high concentration of biogenic films makes it possible to observe local sea dynamics in detail. In the image, natural slicks outline a vortex chain in the low wind region close to Kuronian Spit. ... wind forecast for 21:00 GMT . Image . surface geometry : 135*210 km . image size: 680*940pxl . ...

... Apache HTTP Server Version 2.2 . ... htpasswd is used to create and update the flat-files used to store usernames and password for basic authentication of HTTP users. ... Resources available from the Apache HTTP server can be restricted to just the users listed in the files created by htpasswd . ... Files managed by htpasswd may contain both types of passwords; some user records may have MD5-encrypted passwords while others in the same file may have passwords encrypted with crypt() . ... Delete user...

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... The first argument is the scrolled window you wish to change. ... The first one is the horizontal scrollbar, the second, * the vertical. */ gtk_ scrolled _ window _set_policy (GTK_ SCROLLED _ WINDOW ( scrolled_window ), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS ); /* The dialog window is created with a vbox packed into it. */ gtk_box_pack_start (GTK_BOX (GTK_DIALOG( window )- vbox), scrolled_window , TRUE, TRUE, 0); gtk_widget_show ( scrolled_window ); /* create a table of 10 by 10 squares. *...

Next: The exercise level Up: Using Ceilidh as a Student Previous: Using Ceilidh as a Student . ... This menu is identical whether it is obtained from the system level of Ceilidh using the sc command, or by entering Ceilidh with a -c argument. ... Course Summary button) If the teacher remembers to keep the information up-to-date, this command gives you a summary of the timetable for your course, with . ... ceilidh -c pr1 . ... If you entered the course level from the system level using first ceilidh . ...

... The Calibrated Peer Review system is designed for text essays, not for Physics problems. It can't handle answers with diagrams and formulae. So instead of typing your answers direct into the Calibrated Peer Review system, you should write up your answer and post it on the web. You then type in the web address as your answer into the Calibrated Peer Review system. ... Write your answer in Word or some other word-processor, export as a PDF file and upload this to Zoho Document Viewer. ...

The 6th INTEGRAL Workshop . The Obscured Universe . ... Workshop Information: . ... 7 495 621-1060 . ... 5-10 min from M. "Kuznestkii most", 25 min by subway to M.Kaluzhskaya, close to the center, 5 min walk to the Moscow's Bolshoi Theatre, 10 min walk to Red Square. ... 5 min walk from M.Smolenskaya, 30-35 min by subway to M.Kaluzhskaya, center, near the Moscow-river, Foreing Ministry, 2 min walk to the Arbat-street. www . ... 10 min walk from M.VDNKh, 40 min by subway to M.Kaluzhskaya. ...

The Leonid meteors are set to make their annual return over the interval from 13th to 22nd November. ... During each close approach to the Sun, the comet sheds a stream of dust and small particles. ... This year is rather unusual, though, in that the Earth will come close to the edges of two of the more coherent dense dust trails, resulting in two main meteor showers, one on the Thursday, 13th November and the other on Wednesday, 19th November. ... See also: Leonid Meteors Site . ...

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

... The electronic journal Astrophysical Bulletin accepts manuscripts from authors from all over the world in Russian or in English. ... By submitting a paper to the editors, the authors assign the rights to its translation into English (for manuscripts in Russian) and into Russian (for manuscripts in English) to the founders, editorial board, and publishers of the journal but reserve the rest of the copyright. ... After a manuscript is registered, the corresponding author receives an e-mail...

We call expert systems that implement visualization of decision making procedure with the help of graphical diagrams the visual expert systems. ... Actor Prolog is a powerful instrument of rapid prototyping and programming of visual expert systems, thanks to means of visual programming and graphical user interface development automation based on the SADT diagrams. ... Note that the program has colored the "Prepare berries and fruits" and "Boil berries and fruits with sugar" blocks red. ...

The nasa.gov site requires that JavaScripts be enabled in your browser. ... Contact NASA . ... The term "astronaut" derives from the Greek words meaning "space sailor," and refers to all who have been launched as crew members aboard NASA spacecraft bound for orbit and beyond. Since the inception of NASA's human space flight program, we have also maintained the term "astronaut" as the title for those selected to join the NASA corps of astronauts who make "space sailing" their career profession. ...

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

... Listed below are questions submitted by users of "The Great Magnet, the Earth" and the answers given to them. ... In "The Exploration of the Earth's magnetosphere" on the magnetic environment of the Earth in space (a few Q duplicated here) . ... 11) Magnetic Shielding . ... 51) Can electricity be generated from the Earth's magnetic field? ... 9) Measuring Earth's magnetic field . ... 6) Reversals of the Earth's field (4 queries) . ... 42) Could generated electricity affect Earth's magnetic field? ...

... Home Observing-Events WP_20130708_011_edited-1 . ... Lecture Series 2014-2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... This Month's Sky . ... This Month's Sky - 2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

Обзоры hep-ph: тематический рубрикатор . ... обзор! hep-ph/0208002 . ... Authors: P. Moskal, M. Wolke, A. Khoukaz, W. Oelert . Comments: 100 pages, Review article to be published in Prog. ... Сложность этой реакции связана с тем, что при таких низких кинетических энергиях (а частицы здесь вполне нерелятивистские) взаимодействие адронов описать очень и очень трудно. ... PhD thesis! hep-ph/0205138 . ... Comments: 201 pages, 75 figures, Ph.D Thesis . ... Вернуться в тематический рубрикатор hep-ph ...

. To make a directory use the command: mkdir directory_name . The access permissions for a directory that you create are set to a predetermined value which ensures that other users cannot get access to your directories and their contents. Examples . Problems? . Did You Know? .