Chapter 12. We can use space exploration to learn about stars, nebulae, and galaxies outside our solar system. Learning about Space. Our current understanding of the solar system has changed with improved technologies Theories are based on evidence that are collected remotely. Early ideas.
We can use space exploration to learn about stars, nebulae, and galaxies outside our solar system
Like a bungee jumper: when they jump they accelerate due to gravity but eventually the force of the bungee will pull the jumper back.
The light from the moon takes 1.3 seconds to reach us so you are seeing the moon as it was 1.3 seconds ago.
Spiral galaxies: a shape for a galaxy with many long “arms” spiraling out from a center core made up of stars that formed long ago
Quasars: A region of extremely high electromagnetic energy that develops as the super massive black hole in the center of a galaxy attracts more matter into itself.
Path 2) Intermediate mass stars:
Path 3) High mass stars:
Activity: Using a similar worksheet shown on the next slide, research one of the stars. You will compare your star to the sun so you need all the same information about the sun. In the section “other information” find the magnitude of the star .
Worksheet is attached
Agricultural: freeze dried food was invented for space travel but has spilled over in everyday life