This preview shows page 1. Sign up to view the full content.
Unformatted text preview: of a star), astometry/Doppler spectroscopy (detecting wobbling effect when planet moves around the star), and direct imaging (directly seeing it, using telescopes). Habitable zone area in solar system that would be suitable for life. Water is the biggest criteria for life. It is polar covalent (unequal sharing of electrons). Water has hydrogen bonding, which takes a lot of energy to break. Water is highly cohesive, has a high heat capacity, and a high heat of vaporization (stays liquid to relatively high temperatures). Hydration shells caused by water minimize electric charge, acting as a buffer....
View Full Document
- Spring '09