Earth & Space Science
You wil learn all about galaxies, including our own Milky Way galaxy. Learn about the formation and expansion of the universe, including the big bang theory.
After completing this tutorial, you will be able to complete the following:
How does the Milky Way appear to someone standing on Earth?
~ The Milky Way appears as a white and hazy straight line from Earth. It is also a luminous (bright) area in the sky. We are unable to see the entire Milky Way from our position on Earth.
What are the physical properties of the Milky Way galaxy?
~ The Milky Way has a spiral shape and is approximately 100,000 light years in diameter. Because of its size, billions of stars can fit in the Milk Way. Additionally, the Milky Way has many arms. Our solar system is located in the Orion arm.
|Approximate Time||2 Minutes|
|Pre-requisite Concepts||Students should be able to define Milky Way galaxy, Orions Arm, and solar system.|
|Course||Earth & Space Science|
|Type of Tutorial||Animation|
|Key Vocabulary||Milky Way galaxy, Orions Arm, solar system|