**This is the chapter slice "An Introduction to the Universe" from the full lesson plan "Galaxies & The Universe"** Get the big picture about Galaxies and our U

From the smallest particles of matter to the biggest star system, our universe is made up of all things that exist in space. Our resource gives you the big pict

**This is the chapter slice "Galaxies" from the full lesson plan "Galaxies & The Universe"** Get the big picture about Galaxies and our Universe. From the small

**This is the chapter slice "Nebulae" from the full lesson plan "Galaxies & The Universe"** Get the big picture about Galaxies and our Universe. From the smalle

**This is the chapter slice "Quasars" from the full lesson plan "Galaxies & The Universe"** Get the big picture about Galaxies and our Universe. From the smalle