phot-hour
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Conversion of units — is the conversion between different units of measurement for the same quantity, typically through multiplicative conversion factors. Contents 1 Techniques 1.1 Process 1.2 Multiplication factors … Wikipedia
Knowledge of Jesus Christ — • Knowledge of Jesus Christ, as used in this article, does not mean a summary of what we know about Jesus Christ, but a survey of the intellectual endowment of Christ Catholic Encyclopedia. Kevin Knight. 2006. Knowledge of Jesus Christ … Catholic encyclopedia
Metric system — This article is about the metric system in general. For information about specific versions of the system, such as the International System of Units or the cgs system of units, see #Variants. For a generally accessible and less technical… … Wikipedia
Lux — For other uses, see Lux (disambiguation). A lux meter for measuring illuminances in work places. The lux (symbol: lx) is the SI unit of illuminance and luminous emittance measuring luminous power per area. It is used in photometry as a measure of … Wikipedia
List of Thailand-related articles — Thailand, known officially as the Kingdom of Thailand (IPAEng|ˈtaɪlænd, th. ราชอาณาจักรไทย, IPA2|râːtɕʰa ʔaːnaːtɕɑ #x0300;k tʰɑj) is a country in Southeast Asia. To its east lie Laos and Cambodia; to its south, the Gulf of Thailand and Malaysia;… … Wikipedia
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