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the entire directory
only in Science/Reference
Description
Top
:
Science
:
Reference
(357)
Open Directory - Science: Reference
Bibliographies
@
(24)
Periodic Table
@
(56)
Science Dictionaries
@
(89)
Science Libraries
@
(86)
Standards
(302)
Units of Measurement
(48)
Biology and Genetics
@
(27)
Math
@
(50)
Acoustic Material Properties
@
(4)
Chemical Databases
@
(48)
Materials Safety Data Sheets
@
(12)
See also:
Business: Publishing and Printing: Publishing: Academic and Technical
(122)
Reference
(48,365)
Reference: Dictionaries: By Subject
(378)
This category in other languages:
Czech
(9)
Danish
(3)
Dutch
(9)
German
(9)
Norwegian
(3)
Russian
(5)
Turkish
(14)
Physics and Science Reference by PhysLINK.com
- Includes physical constants, online unit conversions, periodic table of elements, exact time, fundamental physical formulae and equations.
Beta-Theta
- Gives general definitions, background and examples from the science fields of biology, physics, chemistry, math, and history. Includes forum boards.
CalcTool
- Directory of simply-presented javascript calculators and equations for making common calculations. Provides quick, simple online calculation and unit conversion tools.
Eformulae.com
- Online resource providing engineering, science, math, physics and chemistry formulae for reference.
Knovel
- Online reference collection used by applied scientists and practicing engineers to quickly locate technical information.
Science and Engineering Encyclopedia
- Descriptions, equations, calculators, conversions and material data for engineering, mathematics, physics and chemistry.
The Constants and Equations Pages
- Expands reference resources for science, maths, and astronomy.
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Last update: Friday, June 5, 2009 3:40:49 PM EDT -
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