ASTR 1101 Study Guide - Inverse-Square Law, Declination, Scientific Method
Document Summary
Theories must have a prediction and evidence to back it up. Mercury: planet closes to the sun. hardest to see with a naked eye. Either see it before sunrise at twilight or after sunset at twilight. Mercury is dead and around the size of our moon b. ) Very violent winds on venus. c. ) mars: iron rich; rust filled. When asteroids come in through the atmosphere, we call them meteors d. ) jupiter: biggest planet in the solar system. Different chemicals in the atmosphere e. ) saturn: rings are mostly ice. All the gas planets have rings around them f. ) uranus: different gases in the atmosphere g. ) neptune: h. ) pluto: kbo"s (kuiber) objects beyond neptune, mostly made of ice. As these blocks of ice get closer to the sun, they can become comets. Charon: biggest moon on pluto asteroids are rocky. Find out how hot a planet is by seeing how much energy is going in and out.
