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6SCI Solar System-1
Chapter 11 - A Family of Planets
Question | Answer |
---|---|
What are the four, rocky planets known as? | terrestrial planets |
What are the four outer planets, composed mostly of gases, known as? | gas giants |
A day on Mercury is about how many Earth days? | about 60 |
How many Mercury years are equal to one Earth year? | 4 |
Where do scientists think the water on Mars is now? | Under the planet's surface |
What are the famous rings of Saturn made of? | icy particles |
What gives the rings of Saturn their different colors? | different chemicals |
What is another name for the moon? | Luna |
What are natural or artificial bodies that revolve around larger bodies such as planets called? | satellites |
What do some scientists think the two moons of Mars actually are? | asteroids that got caught by Mar's gravity |
What is the name of the mission that went to Mars? | the Pathfinder Mission |
What was the little rover that gave us the up close pictures of Mars? | Sojourner |
What was the name given to th people who used to worship the moon? | lunatics |
What does the word "planet" come from? | the Greek word "wanderers" |