PPT-Earth’s

Energy Balance 100 units of solar radiation hits the top of the atmosphere Surface absorbs 51 solar units 49 reflected amp absorbed Surface absorbs another 96 units from the warm sky. Phases are different views of the Moon’s sunlit half. The Lunar phases are the lit & unlit portions of the moon you see from Earth.. Light from the sun reflected by the Moon’s surface. The Moon’s position in its monthly orbit determines how it appears from Earth.. Formation of the Solar System. Formation of the Solar System. Scientists claim that 4.5 billion years ago there was just a featureless cloud of . gas..mostly. hydrogen and some helium with a little carbon and iron. 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 . 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. 1. Water on Mars (. SciShow. ). https://www.youtube.com/watch?v=djcszDBsQkE. This a You Tube link for a brief . SciShow. that touches on the new research on Martian water (and a couple of other things as well). . Change . . Fig. 2, p. 312. Chapter Objectives. Weather, climate & climate basics . Climate change through geologic time. Ice ages. Present day climate change. Table 9.1. I. Weather & Climate. 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. 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. 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.. Geological Time Scale. AIM: . How have stratigraphy and radiometric dating been used to construct the geological time scale?. The History of Earth. Earth’s history has been studied through 2 methods:.