Warm-Up # 11 – What is a galaxy? Galaxies are vast groups of stars in space. Warm-Up # 12 – What galaxy is Earth in?? The Milky Way
Warm-Up # 13 – How are galaxies? Galaxies are classified based on shape. Warm-Up # 14 – How do galaxies appear to the naked eye?? They appear as points of light in the night sky, a lot like stars.
Warm-Up # 15 – Put in order from largest to smallest: Earth, EHMS, Universe, Solar System, NJ, Milky Way, the Sun, U.S. Universe, Milky Way, Solar System, the Sun, Earth, U.S., NJ, EHMS Warm-Up # 16 – How many stars are in a galaxy? Around 200 billion stars are in a galaxy.
Warm-Up # 17 – How many galaxies are in the universe? Billions Warm-Up # 18 – What force keeps the planets and stars from flying out into space? Gravity
The Challenges of Getting to Mars • Chapter 1 Landing Site Selectionb • http://www.youtube.com/watch?v=CV1vKNUcYNU • Chapter 2 Transporting a Mars Rover • http://www.youtube.com/watch?v=PXb2sXgZ8uM • Chapter 3 Getting a Rover Ready for Launch • http://www.youtube.com/watch?v=r56EeyOo7cU • Chapter 4 Launching a Mars Rover • https://www.youtube.com/watch?v=CC2RN8LBHRA • Chapter 5 The Cruise to Mars • https://www.youtube.com/watch?v=P8zxdG4Z-38 • Landing Day • https://www.youtube.com/watch?v=OsocLywp7qE