1
2 A Sense of Scale
practice with calculations: the volume-of-a-sphere equation 4 V = R3 3 1. What is the volume of the Sun in comparison to the volume of Earth? Assume both objects are perfectly sph
Astronomy 1010- Spring 2017
Midterm 1- Concepts Review Chapters 1-6
CHAPTER 1
- Which of the following has your "cosmic address" in the
correct order?
Answer: You, Earth, solar system, Milky Way Galax
1
3 Stepping Out
practice with calculations: the parallax equation 1 p d in AU, p in seconds of arc d= 1. 2. 3. 4. 5. 6. 7. If p = 0.01, what is d? 1/0.01 = 100 pc If p = 0.025, what is d? 1/0.025 = 4