PPT-Our Solar System Planets in order from smallest to largest – skip Pluto

Mercury terrestrial planet It has almost no atmosphere so meteors hit its surface It is as pockmarked as our moon Venus terrestrial planet hottest of all the planets Its atmosphere is toxic. The processes by which stars and planets form are active areas of research in modern astrophysics. The formation of our own solar system is central to the first half of our course, and important to the second half as well when we study the formation of stars. Part 1. Survey of the solar system. 1. What do you know (or think you know)?. Confer with your tablemate (or people in front or back of you) and write down five things you think you know about our solar system. . http://www.cs.wright.edu/~tkprasad. Prasad. 1. U3_SolarSystem. SOLAR SYSTEM. The Sun. Prasad. U3_SolarSystem. 3+ Dwarf Planets . Over 150 . moons . /. satellites of the . planets. Comets, meteors, asteroids,. Chapter 23. 23.1 The Solar System. 99.85%. of the mass of our solar system is in the Sun, planets make up the rest.. Gravity holds planets in orbit.. Overview of the Planets. . Terrestrial planets. Ag. Earth Science . Ms. Weigel. 23.1 The Solar System . The Planets: An Overview. Two Groups of planets. Terrestrial Planets- Mercury, Venus, Earth and Mars- relatively small and rocky . Jovian Planets- Jupiter, Saturn, Uranus, and Neptune- are huge gas giants. Characteristics/Composition /Position . Planets of the Solar System . The Solar System Song . Terrestrial Planets . These planets are solid and rocky . There are four terrestrial planets Mercury, Venus, Earth and Mars . Solar System Review. The rocky planets are closest to the Sun.. The rocky planets are smaller than the gas giants.. Solar System Review. The rocky planets have fewer moons (0 to 2).. The rocky planets’ days are long (24 hours to . Solar System . in a roll. Ron Thompson. Our Solar System. Our Solar System. Cut a 4 foot piece of 2” wide . register . tape. Write “. SUN. ” at one end and “. PLUTO/KUIPER BELT. ” on the other end. Protoplanetary. disk: condensation and accretion. Solar wind (beginning of fusion). Collisions continue. Planetary migration (orbits shifting). Late Heavy Bombardment (Hadean Era). Planetary Evolution. Ingredients?. Planets. Their Moons, Rings. Comets. Asteroids. . Meteoroids. . Kuiper Belt Objects. The Sun. A lot of nearly empty space. Solar System Perspective. Orbits of Planets. All orbit in same . PLANETS JUPITERXABIGRAYun and is the largest in the solar systemIt is named after the Roman God JupiterJupiter is primarily composed of hydrogenwith a quarter of its mass being heliumThe lengthof a ye Our solar system is ancient. . Early . astronomers believed that Earth was the center of the universe and all other heavenly bodies orbited around Earth.. Our Solar System. We now know that our sun is the center of our solar . GSUSA marks and content used with permission of the Girl Scouts of the USA. Montage of planets. . Image credit: NASA/JPL. Planets in our. Solar System. Meet the Neighbors. Background information. Planets. The Solar System. Identify planets by observing their movement against background stars.. Explain that the solar system consists of many bodies held together by gravity.. Objectives. The solar system consists of the planets, their moons, and many other bodies orbiting the Sun..