lecture2

Lecture2

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Unformatted text preview: =× × 8 7 × × 7 Light Year = =× = How far does light travel in one year? = =× =× = × × 8 × 7 15 × 7 Converting Units The circumference of the Earth is What is the distance in inches? × 7 Converting Units The circumference of the Earth is What is the distance in inches? = × 7 Converting Units The circumference of the Earth is What is the distance in inches? = Earth = × 7 × 7 Converting Units The circumference of the Earth is What is the distance in inches? = Earth = × 7 × × 7 Converting Units The circumference of the Earth is What is the distance in inches? = Earth = = × × 7 7 × × 7 Converting Units The circumference of the Earth is What is the distance in inches? = Earth = × × 7 = × = × 7 9 × 7 Converting Units What is the speed of light in miles per hour? =× 8 Converting Units What is the speed of light in miles per hour? =× = 8 = Converting Units What is the speed of light in miles per hour? =× = = =× 8 8 Converting Units What is the speed of light in miles per hour? =× = = =× 8 8 × Converting Units What is the speed of light in miles per hour? =× 8 = = =× 8 × × Converting Units What is the speed of light in miles per hour? =× 8 = = =× 8 × × Converting Units What is the speed of light in miles per hour? =× = = = × 8 8 Units of Angle Units of Angle =π Units of Angle =π = = Units of Angle =π = = = = Units of Angle =π = = = = = Units of Angle =π = = = = = = Small Angle Approximation α= * This version of the small angle approximation is only valid if the angle is expressed in radians =π Small Angle Approximation α= * This version of the small angle approximation is only valid if the angle is expressed in radians =π α= = α× = α Small Angle Approximation If the angle is expressed in arcseconds, then the smal...
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This note was uploaded on 02/22/2014 for the course ASTRO 1 taught by Professor Antonucci during the Spring '08 term at UCSB.

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