Quiz2AKey - Physics 135-3 Quiz #2A Key Spring 2008...

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S Power J s TAR P 553 10 30 . R = 10 9 m I P R == × 4 44 10 2 11 π . Js m 2 () IS E c Bc c B I c avg m o m o m o mo = = = = × 2 2 2 2 222 26 1 1 0 μμ μ μ .T Physics 135-3 Quiz #2A Key Spring 2008 Instructions : Write your name on the back of this sheet & do your work on the front. 1. A light wave traveling in air is incident on a large chunk of glass. When the light enters the glass, which of the following properties of the wave change? Circle all that apply. (2 pts.) Frequency Wavelength Speed 2. A spacecraft orbits a distant star. The distance between the spacecraft and the star is 1 million kilometers. The star emits energy into space at the rate of 5.53 × 10
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