Glossary Science Assignment

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Across
  1. 1. How bright a star would be if it was located at 10 parsecs
  2. 8. (AU)The distance from the Sun to the Earth (149 598 000 km).
  3. 11. A planet that revolves around a star other than our Sun.
  4. 12. The area of total shadow
  5. 13. non-living influences on an eco-system
  6. 14. (AC)electrical current that flows in both directions.
  7. 15. A recognized pattern of stars not listed as a constellation (e.g., big dipper).
Down
  1. 2. Emits more energy than what is given off by the stars.
  2. 3. The area of partial shadow.
  3. 4. How bright or shiny an object appears.
  4. 5. The northern lights.
  5. 6. Composed of ice and are often referred to as dirty snowballs.
  6. 7. Composed of only one type of atom.
  7. 9. Near Earth objects.
  8. 10. Resist the flow of electrons.