PPT-Earth History

GEOL 2110 The Paleozoic Era Late Ordovician Period Limestone Limestone and more Limestone and The Emergence of the Appalachians Major Concepts The great Sauk sea retreated to the edge of the NA . Things to Know. What do the layers of the Earth look like?. Check the following terms and definitions to see if they are in your journal.. Layers of the Earth. Inner core. – the solid inner core of the Earth. Pressure makes the iron found there a solid mass. . 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.. Chapter 3. Earth-Sun Relationship. Chapter 3 – Section 1. Weather . Weather. – the condition of the atmosphere in one place during a limited period of . time. Ex. : looking out the window to see if you need an umbrella means you’re checking the weather. 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 . The Earth is divided into three layers based on the compounds that makeup each layer. They are:. 1. Crust. 2. Mantle. 3. Core. The Crust. The Crust is the :. 1. outer most layer of the Earth.. 2. It is the thinnest layer.. What is Earth Science?. What are the Earth System’s four Spheres?. What are cycles and how do they work?. System. : A kind of model often used to describe the natural world.. Closed System. : ENERGY enters and may leave, but MATTER does not leave. 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. By Jason Janczak. SIZE OF THE EARTH, MOON, AND SUN. The Earth’s radius is 3959 miles. The Moon’s radius is 1079 miles . The Sun’s radius is 432,474 miles. Fun facts: The Earth is about 4 times the size of the . 1. st. period. Solar Eclipse. Moon comes in between the Earth and Sun; annually (1x a year)- blocks sun. Can see the top layer of the sun (corona). Penumbra + Umbra (2 shadows). Most eclipses are partial eclipses. https://. www.youtube.com/watch?v=rQx2wLyagk4. . Essential Question:. How are layers of the Earth different from one another?. Standard:. S6E5a. Compare and contrast the Earth’s crust, mantle, and core including temperature, density, and composition.. https://. www.youtube.com/watch?v=rQx2wLyagk4. . Essential Question:. How are layers of the Earth different from one another?. Standard:. S6E5a. Compare and contrast the Earth’s crust, mantle, and core including temperature, density, and composition.. The Sun-Earth-Moon System. The relationships between the Sun, Moon, and Earth are important to us in many ways. . The Sun-Earth-Moon System. The Sun provides light and warmth, and it is the source of most of the energy that fuels our society. . 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