1. 5/28 & 5/29 - 8th Grade Agenda Learning Objective: Learn about Stars
Video: Nova Multiverse
Textbook Reading: p
Classwork: Reading & Notetaking p.267– 271
Reminder: Last day to turn in late work in 5/29

2. Daily Reflection
Prompt: Write 3 facts about Stars.

3. Parallax

4. How do Astronomers judge the distances to near by stars?
By using Parallax
Apparent Change in Position of an object when you look at it from different places

5. Hertzsprung-Russell diagram

6. How are stars born? All stars are born from Nebulas
Nebulas are remnants of supernova explosions

7. How long can a star live?
Small stars could live about 200 Billion years
Medium stars (like our sun) live about 10 Billion years
Large stars live for 10 Million years or less

8. Lives of Stars

9. Size of Rocky planets

10. Size of Gas Giants

11. Planets compared to the Sun

12. The Sun compared to the other giant stars

13. The Sun compared to the Super Giant Stars

14. 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.

15. 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