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This stack will help to gain a general knowledg and understanding for astronomy

What two types of planets are there? There are two types of planets in our solar system
What two tpes of planets are there in our solar sysrem? Small, rocky, high density inner planets all inside the asteroid belt (Terrestrial or inner planets). Large, gaseous, low density outer planets that are outside the asteroid belt (Jovian or outer planets).
What are astroids? 2. Asteroids are pieces of a broken planet and are found in the Asteroid Belt which is between Mars and Jupiter.
What is the order of the planets from the sun? 1. Mercury, 2. Venus, 3. Earth, 4. Mars, 5. Jupiter, 6. Saturn, 7. Uranus, 8. Neptune.
What similar characteristics do inner planets have? 4. Inner planets are similar in: composition: iron and nickel cores, mantles and crust. Mercury has a very large core ) and thinner mantle and little or no crust
What two planets have no moon? 6. No moons for Mercury and Venus
Where were there evidence of volcanic activity? Evidence of past volcanic and earthquake activity on Mercury, Earth, Mars and probably on Venus.
Why does Mars and Earth show evidence of tilt? 8. Mars and Earth show evidence of tilt because of seasons
Why does Mars have a redish tint? 9. Mars’ soil has high iron content
What did dry lakes and reiver beds show evidence of on Mars? Water
What characteristics do outter planets share? size: very large. Atmospheres: high in hydrogen and helium with Uranus and Neptune have some methane giving them a bluish tint. Many moons (more than 10). Rings. Fast periods of rotation Long periods of revolution (12 years or more)
Created by: KaylaWrighthcps