News tagged with calculators
Calculators okay in math class, if students know the facts first
Aug 19, 2008 |
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Calculators are useful tools in elementary mathematics classes, if students already have some basic skills, new research has found. The findings shed light on the debate about whether and when calculators should be used in ...
Scientists Show Strontium's Swimming Skills
Oct 27, 2009 |
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(PhysOrg.com) -- Recently, a trio from Pacific Northwest National Laboratory and Louisiana Tech University showed that strontium ions congregate on water's surface. Their computer simulation and careful calculations ...
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Calculators Tell Teachers Which Pupils Need Help
Electronics / Consumer & Gadgets
May 15, 2007 |
4.3 / 5 (4) |
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Texas Instruments, whose calculators helped make the company a household name, has found a way to help teachers quickly identify students who may be failing math, CEO Rich Templeton said on May 14.
Professor discovers new way to calculate body's 'Maximum Weight Limit'
Sep 18, 2009 |
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Most of us are familiar with the term, Body Mass Index, or BMI, as an index to determine healthy body weight. But, calculating BMI involves a complex formula: weight in pounds is multiplied by 703, and then divided by height ...
Professor devises easier calculator
Jun 27, 2005 |
3 / 5 (2) |
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A Welsh professor and his son have developed an electronic calculator that allows users to write arithmetic problems on a screen and get the answer.
Battery ingestion not uncommon in children; caregivers and physicians need education
Oct 05, 2009 |
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Ten years of case studies at a pediatric hospital and a thorough literature review have shown that it is not uncommon for children to ingest small "button" batteries, either through swallowing or inserting the batteries ...
Consumer electronics can help improve patient health
Oct 27, 2009 |
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Electronic tools and technology applications for consumers can help improve health care processes, such as adherence to medication and clinical outcomes like smoking cessation, according to a report by researchers at the ...
Why solar cells lose potency
Physics /
Jun 17, 2005 |
not rated yet |
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Commercial products such as laptop computer monitors and solar-powered calculators are constructed from a light-sensitive material with a peculiar problem: When exposed to intense light, it forms defects, reducing the efficiency ...
Green production guidelines give 'road map' for new administration
Sep 01, 2009 |
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With good directions, anyone can find the right path. That's what George Mason University Professor Nicole Darnall is hoping with her new report that gives clear guidelines on how the government can help businesses ...
Project uses cell phones as computers in the classroom
Feb 09, 2009 |
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Educational software for cell phones, a suite of tools developed at the University of Michigan, is being used to turn smart phones into personal computers for students in two Texas classrooms.
Carbon nanotubes could make efficient solar cells
Nanotechnology / Nanomaterials
Sep 10, 2009 |
5 / 5 (21) |
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(PhysOrg.com) -- Cornell researchers fabricated, tested and measured a simple solar cell called a photodiode, formed from an individual carbon nanotube.
Some French women, too thin, don't see it that way: study
Apr 23, 2009 |
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France has by far the highest proportion of clinically underweight women in Europe, but only half of them think they are too thin, according to a new study.
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