Slide 1 The Solar System Astronomy!! What is the geocentric model? The Earth is stationary while objects in the sky move around it. Who came up with the model?How long was…
The Sun: An Important Star 14.7 The Sunâs Affects on the Earth The Sun is the only star in our solar system. It gives the energy needed by all the Earthâs plants and animals.…
Stars & The Electromagnetic Spectrum Notes Test â Thursday, 1/30 Textbook & Online Resources: Chapter 3 â Lesson 4: Characteristics of Stars Chapter 3 â Lesson…
Slide 1 The Solar System Astronomy!! What is the geocentric model? The Earth is stationary while objects in the sky move around it. Who came up with the model?How long was…
PowerPoint Presentation 1st Step: Stars form from nebulas Regions of concentrated dust and gas Gas and dust begin to collide, contract and heat up All due to gravity Life…
The Sun The Sun Is a star Made of gases Is our primary source of energy Contains 99.8% of the entire mass of Solar System 70% hydrogen and 28% helium Light (radiation) Image…
Life Cycle of a Star Life Cycle of a Star Based on Mass of Star 1 All Stars – Stage 1-Nebula Gravity main force, pulls cloud INWARD. Temperature = INCREASES Gravity based…
Life Cycle of Stars 1st Step: Stars form from nebulas Regions of concentrated dust and gas left from the BIG BANG (or other stars’ demise) Gas and dust begin to collide,…
Slide 1 1 Our Solar System S8.D.3.1.1-3 2 Universe Galaxy Infinity 2008 video 3 4 )Milky Way Galaxy (Our Galaxy) 5 Universe All of the matter and energy that exists …