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Read Pages 777 - 781. Describe the Apparent and Actual Motion of Stars. What is the Doppler Effect? Define both red and blue shift. Define Parallax and how astronomers use this to determine the distance to a star. What are the three characteristics we use to classify a star?.
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Read Pages 777 - 781 Describe the Apparent and Actual Motion of Stars. What is the Doppler Effect? Define both red and blue shift. Define Parallax and how astronomers use this to determine the distance to a star. What are the three characteristics we use to classify a star?