PPT-Earth History

GEOL 2110 The Paleozoic Era Carboniferous and the Permian Periods in North America Major Concepts Carbonate deposition dominant in the Silurian and Devonian persisted into the early Carboniferous the Mississippian period . Lithosphere. Earth’s Systems (spheres) . Lithosphere - . Earth’s crust and upper . mantle. Atmosphere - . Layers of gases surrounding . Earth . Standard. . S6E5. Students will investigate the scientific view of how the earth’s surface is formed. . a. Compare and contrast the Earth’s crust, mantle, and core including temperature, density, and composition. . Key terms:. Solstice: day when the sun appears farthest North or South of the equator. Northern hemisphere receives the most sunlight of the year around June 21 on the summer solstice.. Phase: shape of the moon you see from Earth.. The . Sun. Is HOT!!!. The sun is an . average . star . The heat and light are the result of . Nuclear Reactions . constantly taking place in the sun.. It is in the . center. of our solar system. . Comparison . An Introduction to Ch 11&12. Regions of the Earth. The Earth is made up predominantly of two major regions:. A predominantly molten, central core. A mostly solid outer mantle and crust. Hydrosphere and Crust . Section 1.2. Maps and Globes. A map is a flat model of the surface of the Earth. It is the “Bird’s eye view” of an area. Show natural AND human-made features. A globe represents Earth as if you were looking at it from Outer Space. Unit 5 lesson 1. https://youtu.be/. KUU7IyfR34o. . I. Earth’s Days, Years, and Seasons. Vocabulary . Rotation. Day. Revolution. Year. Season. Equinox. solstice. What determines the length of a day?. Presented by Kesler Science. What are the main characteristics of the Earth’s layers?. How can the Earth’s layers be illustrated?. Essential Questions:. Earth's Layers. Earth’s Crust. The outer layer of the Earth. The Sun. What physical features do you notice?. How does the Sun compare to the Earth and Moon?. What does the Sun provide for the Earth?. Physical Characteristics of the Sun. Sunspots. Solar Flare. The Layers of the Earth. The Earth is an oblate spheroid – the . Solid Earth. . . It is composed of a number of . different layers. as determined by deep drilling and . seismic. evidence.. The Four Basic Layers. Oblate Spheroid. Bulges in. the middle. Earth’s Shape. 1. Right distance from the Sun. 2. Right amount of water. 3. Right amount of atmosphere. Why Does Earth Have Life?. The . rotation. of the Earth lasts for . How old is the earth?. How old is our earth?. Aristotle thought the Earth had existed eternally.. Early Romans believed its formation was relatively recent due to no records before the Trojan War.. 1640 – Ussher calculated Earth was created in . How does the atmosphere support life?. The atmosphere allows us to breathe. Many different types of organisms need oxygen to perform life processes. Plants require carbon dioxide to undergo photosynthesis. . Eras of Earth’s History EQ: What causes changes in the Earth? How does knowing the past give us a VISION for the future? Precambrian Time Eon Precambrian Time Eon 4.6 billion years ago-545 million years ago