Across
- 3. a graph that shows the relationship between surface temperatures and absolute brightness of stars.
- 5. a stars brightness if it was a standard distance.
- 6. uses power of ten to write very large or very small numbers in shorter form.
Down
- 1. is stars in the H-R diagram that form a diagonal area.
- 2. is a device that breaks light.
- 4. a stars brightness as it is seen from earth.