click below
click below
Normal Size Small Size show me how
Astronomy Part 1
Astronomy Basic Info
Question | Answer |
---|---|
What are the two types of planets in our solar system? | Small, rocky, high density inner planets all inside the asteroid belt (Terrestrial or inner planets) and Large, gaseous, low density outer planets that are outside the asteroid belt (Jovian or outer planets). |
What are asteroids? | Pieces of a broken planet and are found in the Asteroid Belt which is between Mars and Jupiter. |
When does the Earth revolve around the sun? | Once every 365 1/4 days or once a year. |
Why does the moon have phases? | The moon has phases because of the reflected sunlight and the angle at which we view it. |
How many moons does Mercury have? | None |
How many moons does Earth have? | One |
Why does Mars soil have a reddish tint? | It's high in iron |
What are outer planets similar in? | Size |
Why is Pluto now not considered a planet? | It is considered a dwarf planet because it's orbit is different from the other planets. |
How long does it take for Earth to orbit the sun? | 365 1/2 Days |