... network, vertical atmospheric profiling over North America, the development of automated carbon dioxide sensors, improvements in ground-based measurements and inventories of forest and agricultural lands, empirical and process modeling, continued remote-sensing observational platforms, and new remote-sensing measurement techniques. It will be implemented in three phases: 2002-2004 - development of new instrumentation and initial ... modeling capabilities; 2005-2007 - testing and implementing a new observational network and intensive field observations and process studies; beyond 2008 - o...

• Word Count: 1012
• Approx Pages: 4
• Grade Level: Undergraduate

... photon B scientists are not making a copy of the information being sent, but destroying it and reconstructing that information in a different place. For better understanding of this process, picture photon A as a fax machine that shreds whatever is sent and photon B simply reconstructs whatever photon A has shredded. Physics, the study of matter, energy ... the satellites live, hence allowing them to conduct their research on other planets or in interstellar space with instantaneous speed and with more powerful and accurate data. While I was at a school field trip with the First Robotics...

• Word Count: 4225
• Approx Pages: 17
• Grade Level: Graduate

... also increasing. When the idea of computer programs controlling dangerous machinery came about it scared people and many were reluctant to use them. Early software projects didn't have the advanced process models that we use or the safety guidelines that we use. Because of these premature processes the end product was not efficient as it should have been. Some of the ... the metric units that were intended. The Titan IV B-32/Centaur TC-14/Milstar-3 was a satellite that was intended to orbit the earth and collect data. An incorrect roll rate filter constant zeroed the roll data, resultin...

• Word Count: 726
• Approx Pages: 3
• Grade Level: High School

... even evaluating the present, one must look in detail at the history of the space project. The missions that gave scientists and engineers the necessary data and experience to make new, safer, more reliable and intricate equipment were launched long before there was realistic talk of sending probes to Mars. The ... Mercury, an effort to learn if humans could survive in space. It was the prelude to the later missions, and it gave NASA the necessary data to build better, and more comfortable ships for humans to stay in space for extended periods of time. The first launch of the Mercury progr...

• Word Count: 2293
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• Has Bibliography
• Grade Level: High School

... to operate on another planetary surface. The Mars pathfinder sent photographs, atmospheric measurements, and a few other important data that will contribute to taking a man to Mars. While pathfinder sent data, Sojourner examined rocks and soil samples with a camera and Alpha Proton X-ray Spectrometer, providing useful data on chemical compositions and radiation bounced back from rocks and dust. The mission finally ended when the ... and creates water as well. A small amount of water is also carried onboard in case of emergencies. Water is also recycled on long duration missions aboard s...

• Word Count: 1792
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• Has Bibliography
• Grade Level: High School

... is devoted to clearly defining the goals of the systems so that it can be broken down into separate programmable producers. Through the use of techniques such as structured analysis, data modeling, information engineering, and cost accounting, systems analysts map out the new system. Once the design has been develop, system analysts often prepare charts and diagrams that describe it in ... can be shared. Similarly, electronic mail requires open pathways to sent messages, documents, and data from one computer "mailbox" to another across different equipment and program lines. Analysts mus...

• Word Count: 603
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• Grade Level: Graduate

... the free electron will want to unite with the hole again. The electron will then want flow back over to the positive side and it will cause current. The whole process done by the cell's electric field causes a voltage. When current and power are put together, power is produced (Cells 3). The arrays produce about 160 volts of DC electricity. The space ... . The two different ways the ISS has to talk is the S-band and Ku-band. S-band is used to send voice, commands, telemetry, and data files. Ku-band is used for video and transfer of two-way data files. We see Ku-band more often like being...

• Word Count: 1616
• Approx Pages: 6
• Grade Level: High School

... of the curve, if blown up in scale, would appear identical to the whole curve. Meaning, the transition from one scale to another can be represented as iterations of a scaling process. The idea of self-similarity means that if we shrink or enlarge a fractal pattern, its appearance should remain unchanged. On the other hand, fractal patterns usually arise when simple patterns ... ? And this is what the scientists are still researching, the actual application of fractals. Fractal dimensions are applied primarily through data, making them a major tool in descriptive science and engineering. ...

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... for the destruction of millions of species. Indicator Species Polar bears are one species that are currently feeling the effects of a warming climate. Over the past twenty years, NASA satellite data has shown a 2.9 percent decline per decade in Arctic sea ice, resulting in shorter feeding seasons for polar bears. The species" main food source, ringed seals, which live on the ice ... plant species in the northern hemisphere, mainly Russia and Canada, would have to migrate by up to one kilometer per year, a rate that many plants just cannot accomplish. Complicating the process further is ...

• Word Count: 1234
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• Has Bibliography
• Grade Level: Undergraduate

... in the constellation Cassiopeia, has two major observers - the European XMM-Newton telescope and the NASA Chandra X-ray Observatory. These telescopes have, in a matter of months, already uncovered a wealth of data about the exploded star. Most recently, the European telescope has detailed the composition of Tycho, identifying in the supernova remnant many of the same chemical building blocks used to make ... University of Leicester, taking account of everything from the laws of quantum physics to Einstein's theory of general relativity. The merged stars collapsed to form a black hole, b...

• Word Count: 976
• Approx Pages: 4
• Grade Level: Undergraduate