1. Agenda Feb 5 and 8 Learning Target: I will be able to describe the Big Bang theory Vocabulary: Big Bang, Big Crunch Cool news:http://www.space.com/27985-dark- matter-signal-sterile-neutrino.htmlnews:http://www.space.com/27985-dark- matter-signal-sterile-neutrino.html 1. Expansion of the Universe 2. Big Bang 3. Probing what you can not see—Dark Matter 4. End of class: How might you explain dark matter?

2. Answers to the correct order type in the size 1. Proton 2. Oxygen nucleus 3. Oxygen atom 4. Red blood cell 5. Eyelash 6. Pupil of your eye 7. Arm’s reach 8. Ferris wheel 9. Meteor crater in AZ 10. Hudson bay 11. Our moon 12. Mars 13. Earth 14. Jupiter 15. Moon’s orbit 16. Sun 17. Earth’s orbit 18. Solar system 19. Kuiper belt 20. Oort cloud 21. Our star neighborhood 22. Milky way galaxy 23. Our local group of galaxies 24. Virgo Super cluster 25. Observable universe

3. Answers to the correct order 1. Proton 2. Oxygen nucleus 3. Oxygen atom 4. Red blood cell 5. Eyelash 6. Pupil of your eye 7. Arm’s reach 8. Ferris wheel 9. Meteor crater in AZ 10. Hudson bay 11. Our moon 12. Mars 13. Earth 14. Jupiter 15. Moon’s orbit 16. Sun 17. Earth’s orbit 18. Solar system 19. Kuiper belt 20. Oort cloud 21. Our star neighborhood 22. Milky way galaxy 23. Our local group of galaxies 24. Virgo Super cluster 25. Observable universe

4. Answers to the correct order 1. Proton 2. Oxygen nucleus 3. Oxygen atom 4. Red blood cell 5. Eyelash 6. Pupil of your eye 7. Arm’s reach 8. Ferris wheel 9. Meteor crater in AZ 10. Hudson bay 11. Our moon 12. Mars 13. Earth 14. Jupiter 15. Moon’s orbit 16. Sun 17. Earth’s orbit 18. Solar system 19. Kuiper belt 20. Oort cloud 21. Our star neighborhood 22. Milky way galaxy 23. Our local group of galaxies 24. Virgo Super cluster 25. Observable universe