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1. Our galaxy is about 30 kpc in diameter. Our local group of galaxies is about 3 Mpc in diameter. Is the Cepheid Period-luminosity relation useful for measuring distances to the following objects: (A) Another star in the Milky Way? (B) A neighboring galaxy located within the local group? (C) A galaxy outside the local group? For each object, briefly explain your answer.
2. If you win-tea to determine the distance to a Centauri, which method (parallax or the Cepheid period-luminosity relation) would you use and why? Why couldn't you use the other? Hint: a Centauri is the closest star to the sun and is not variable.
carlos holds a boomerang very still in his hand and then lets go so it has a velocity of 5ms when it comes out of his
What are the two extremes that one must avoid in evaluating fallacies? Explain them 75 word limit
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in 150 words answer both questionsdiscussion topic 1 the 1960s represented an era of significant economic growth for
Why is Euthyphro at the court house
Could Mr Smiths culture influence his pain assessment? Why? What strategies could you employ to ensure that you are adequately addressing Mr Smith's pain?
Prepare a Flexible Budget Gator Divers is a company that provides diving services such as underwater ship repairs to clients in the Tampa Bay area.
5.Discuss some preventative measures adults can take to avoid or slow the progress of cardiovascular disease. Explain the combined gender-racial bias that is especially dangerous for African-American women with heart disease.
What are the correlations for each pair of variables? You may use a correlation matrix to show this if you like.
Clearly indicate the issue you will discuss and the influence this problem has on land, air, water resources, plant life, animal life, and human societies. Discuss the long-term effects this problem will continue to create without a comprehensive sol..
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