'High frequency high energy' diaporamas de présentation

Ch. 16

Ch. 16. Sound and Light. Sound. Sound wave: Caused by vibrations and carry energy through a medium. Properties of Sound. -Depends on the medium. 1. Speed of sound. -The speed of sound in a medium depends on how quickly the particles transmit the motion of the sound waves.

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Light

Light. Astronomy 315 Professor Lee Carkner Lecture 4. Scale Exercise. What is scale for solar system (0.0016 ly)? measure ball diameter = real/model = scale scale = 0.0016/2 = What is the model value for the distance to Sirius (9 ly)? real/scale = model 9 /0.0008= 11250 cm =

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Topic: Electromagnetic Spectrum

Topic: Electromagnetic Spectrum. Essential Question: How do astronomers use the electromagnetic spectrum to study the universe?. Topic: Electromagnetic Spectrum Essential Question: How do astronomers use the electromagnetic spectrum to study the universe?. Electromagnetic Spectrum

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14 R

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