1. 6/1 - 8th Grade Agenda Learning Objective: Learn about Stars
Video: When we left Space.
Textbook Reading: p
Classwork: Reading & Notetaking p.272– 274

2. Daily Reflection
Prompt: Write 3 questions about galaxies.

3. The Sun compared to the other giant stars

4. The Sun compared to the Super Giant Stars

5. How do small and medium stars die?
Small and Medium stars (like our sun) turn into white dwarfs
White Dwarfs are about the size of the Earth but has the mass of our sun.
A spoonful of material from a white dwarf has as much mass as a large truck.

6. How do large stars die? Large stars explode in a supernova explosion
The explosion leaves a Nebula
At the center of a Nebula is a Neutron star

7. What is a Neutron Star?
Neutron star may contain as much as three times the mass of the sun but be only about 25 kilometers in diameter, the size of a city.
Some Neutron Stars (Also called Pulsars) spins 100 X per second

8. What is a Black Hole
The most massive stars—those having more than 40 times the mass of the sun may become black holes when they die.
A black hole is an object with gravity so strong that nothing, not even light, can escape.

9. We only have one sun in our solar system
But most star systems have multiple stars

10. Nebulas
Explosion of a giant star
Nursery for new stars

11. Planetary Nebula – Fate of our sun

12. Crab Nebula and the Orion Nebula

13. Horse Nebula

14. Lives of Stars

15. Why does the Milky Way look hazy?
Because its full of stars !

16. What our Milky Way Galaxy might look like

17. Andromeda Galaxy Our closest neighboring galaxy
3 Million Light Years away

18. Galaxies similar to the Milky way