Across 1. the least dense layer of the earth (gas) 3. the layer of crust just below the ocean 4. mass divided by volume 7. the most dense layer of earth 8. layer of crust not below the ocean 9. layer of core that is made of solid iron 10. information is gathered about the inside of earth by studying these 12. oil is _______ dense than water 13. anything that has matter and takes up space
14. a 3-D space 15. rock is _________ dense than foam Down 2. a solid's ability to flow 5. layer of core that is a liquid 6. layer of earth between crust and core 7. cm x cm x cm 11. early scientists believed the earth was this