Across
- 2. What does a light year measure?
- 4. The visible surface of the sun is called the ___.
- 7. What cloud of gas and dust are stars born in?
- 8. It takes 8 minutes for __ to reach us from the sun.
- 11. The E-W axis of a government land survey is called the ___.
- 12. Galileo's discovery that ___has phases was important because it provided evidence that ___ orbits the sun.
- 14. solar ___ originate in the photosphere and coronal mass ejections originate in the sun's corona.
- 15. The solar _____ is a constant outflow of high energy charged particles from the sun.
- 16. Galilean moons of _____.
- 17. What NASA mission was your school involved in? This mission used satellites and ground stations to track changes in Earth’s magnetic field during auroral substorms.
- 19. What is the name of the line passing through Greenwich, England that marks 0 degrees longitude?
- 20. What rocket/rocket system is similar to the one that will be used in the Artemis missions?
- 22. What is the name of the line that divides the Earth into north and south hemispheres and marks 0 degrees latitude?
- 23. Visible light is only a small part of the electromagnetic ___.
- 24. On a topographic map, contour lines that form a circle indicate a(n) ____.
- 25. The coolest stars are this color.
- 26. What do you call the north-south running lines on a globe that show your longitude?
- 29. 300,000,000 meters per second is the speed of ___.
- 31. Sunspots appear darker than the rest of the sun because they are cooler.
- 32. If you know a planet's orbital ___ you can determine its distance from the sun.
- 34. Water ice is found almost everywhere on the surface of the ___.
- 37. Stars are classified by their color and ___ on the HR Diagram
- 38. What “return to the moon” mission by NASA is preparing to send astronauts back to the moon in the near future?
- 39. What do you call the east-west running lines that circle the globe and mark your latitude?
- 40. The N-S axis of a government land survey establishing an initial point is called the ___ ___.
- 41. Energy production in a star takes place in the _____.
- 42. The first evidence that objects could orbit something besides Earth came from observations of
- 43. A _____ hole is an opening in the sun's magnetic field that allows more charged particles to stream away in the solar wind.
Down
- 1. What type of instrument is used to measure changes in the Earth’s geomagnetic field?
- 3. The ___ zone carries energy from the radiative zone to the photosphere of the sun by huge convection currents.
- 5. difference in elevation between one contour line and the next
- 6. A proposed space station that will be in lunar orbit and support missions to the moon’s surface.
- 9. The closest star to Earth, other than the sun, is called ___ centauri
- 10. In the rectangular government survey townships and sections are located with respect to the ___ and principal meridian.
- 13. A ___ can tell us the temperature, composition, and whether a star is moving towards us or away from us.
- 17. ___ are divided into 36 sections
- 18. What is the name of the rocket that will take us back to the moon?
- 21. The energy emitted by stars is in the form of ____ radiation.
- 22. What is the term that describes a specific location’s height above sea level?
- 27. The sun will never blow up as a _____.
- 28. In the _____ model of the universe objects in the sky are making circular orbits around the Earth
- 30. What type of map allows us to see changes in surface elevation in an area?
- 33. The sun produces energy in its core by nuclear ___ of hydrogen into helium.
- 35. Kp should be 5 or higher for ___ to be possible in our night skies here in mid-Michigan.
- 36. The _____ model of the solar system was described by Copernicus and supported by Galileo