Units and Conversion Factors

In summary, there are several helpful websites that provide catalogs of symbols and conversion factors, such as the NIST Reference and Hyperphysics. These websites also offer tutorials and reference materials for physics and astronomy equations.
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Symbols, equations and conversion factors

Some websites with catalogs of symbols and conversion factors.
NIST - Constants, units and uncertainty
http://physics.nist.gov/cuu/index.html

Symbols and Abbreviations
http://www.rwc.uc.edu/koehler/biophys/symb.html

Hyperphysics - Physics/Chemistry Tutorials
http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.htmlPhysics and Astronomy Reference
http://www.physlink.com/Reference/Index.cfm

Equations of Physics and Astronomy
http://www.physlink.com/Reference/Equations.cfm
 
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1. What are units in science?

Units in science are standardized measures used to express physical quantities. They provide a common language for scientists to communicate and compare data.

2. Why are units important in scientific research?

Units are important in scientific research because they ensure accurate and consistent measurements. They also allow for easy conversion between different systems of measurement.

3. What are conversion factors?

Conversion factors are mathematical ratios that are used to convert one unit to another. They are typically based on the relationship between the units and can be used to convert between different systems of measurement.

4. How do I convert between units?

To convert between units, you can use a conversion factor or a conversion equation. First, identify the starting unit and the desired unit. Then, multiply the starting value by the conversion factor or use the conversion equation to get the converted value.

5. Can units be converted between different categories of measurement?

Yes, units can be converted between different categories of measurement as long as there is a defined conversion factor or equation. For example, length units can be converted to volume units using a conversion factor that takes into account the dimensions of the object being measured.

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