The Earth as a Planet - PHYSICS & ASTRONOMY



The Earth as a Planet Name____________________________________

Astronomy

Earth Data:

|Mass: | |

|Rotation Period: | |

|Orbital Period: | |

|Orbital Distance: | |

|Diameter: | |

|Density: | |

|Inclination angle | |

|Highest recorded temp: | |

|Lowest recorded temp: | |

|Avg. surface temp: | |

|Age of oldest rocks: | |

|Age of oldest fossils: | |

Structure of the Earth

How do we know what the interior of Earth looks like?

Why does Earth have a magnetic field?

What produces the auroras (aka—the Northern Lights)?

What are plate tectonics? What are the effects?

Earth's Atmosphere

What are the main gases of Earth’s atmosphere? Percentages?

Where is ozone primarily located? Where does weather occur?

Why is there so much oxygen in Earth’s atmosphere?

Temperature differences in the atmosphere and the ocean cause circulation patterns and weather. What does this move throughout the planet?

KEY IDEA: systems on Earth are….

The Greenhouse Effect

What are the main Greenhouse gases in Earth’s atmosphere?

Describe the Greenhouse effect.

What are the good results of the Greenhouse effect?

What are scientists’ concerns about the Greenhouse effect?

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