1. 5/21 & 5/22 - 8th Grade Agenda Learning Objective: Learn about Stars
Collect HW: Reading & Notetaking p.260– 261
Video: When we left Earth
Family Life – HIV
Textbook Reading: p
HW: Reading & Notetaking p.262– 264
Reminder: Chap 13 & 14 Test on 5/26

2. Daily Reflection
Prompt: Write 3 facts about electromagnetic waves.

3. Four views of the Crab Nebula using different telescopes

4. Parallax

5. 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

6. Hertzsprung-Russell diagram

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

8. 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

9. Lives of Stars

10. Size of Rocky planets

11. Size of Gas Giants

12. Planets compared to the Sun

13. The Sun compared to the other giant stars

14. The Sun compared to the Super Giant Stars