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Reading the Earth Science Reference Tables and astronomy quiz - NY Regents quiz

12questions. Pick an answer and you'll see why right away.

  1. What is the formula for eccentricity on page 1 of the Earth Science Reference Tables?

  2. An ellipse has foci 4.0 cm apart and a major axis of 20.0 cm. What is its eccentricity?

  3. What unit does an eccentricity answer carry?

  4. Two points on a topographic map are 4.0 km apart, with elevations of 120 m and 60 m. What is the gradient?

  5. At what rate does Earth rotate according to the Reference Tables?

  6. If two locations differ by 45 degrees of longitude, how many hours apart is their solar time?

  7. A mineral has a mass of 80.0 g and a volume of 20.0 cm cubed. What is its density?

  8. If the mineral above is cut in half, what is the density of each half?

  9. On the Luminosity and Temperature of Stars diagram, where is the Sun located?

  10. On the star diagram, white dwarfs are hot but dim. What does this tell you about their size?

  11. According to the Selected Properties of the Planets, as distance from the Sun increases, the period of revolution generally:

  12. The Sun's altitude rises from 20 degrees to 50 degrees in 2 hours. What is the rate of change, and what does it match?