Across
- 3. a large grouping of stars in space.
- 4. lanes; bands of dust that appear as dark ribbons against the bright stars in a galaxy.
- 5. waves; electromagnetic waves with longer wavelengths than visible light.
- 8. all space and the matter space contains.
- 10. radiation; radiation consisting of electric and magnetic waves that
- 11. way galaxy the huge grouping of stars that rotate around a center of which the sun and the solar system are apart.
- 12. mass; used in astronomy as a standard unit to compare the size of other stars with our sun.
- 13. large cloud of gas and dust in interstellar space; the location of a star formation
- 14. of light; how fast light travels, 300,000km/sec.
Down
- 1. waves; provide us with visible light spectrum, the colors we see
- 2. galaxy; a galaxy that does not fit into any category a galaxy with very little symmetery
- 6. the death of a large star by explosion.
- 7. center; rotational center of a huge galaxy such as the milky way galaxy.
- 9. arms; areas of stars that spread out from the center of the spiral galaxy.
- 14. model; a representation of an object that is accurate in its proportions to the actual object.