Question

Question

2. The discovery of red shift in galaxy spectra indicated that _____________________________ .

1. In 1929, Edwin Hubble discovered that many apparent âstarsâ or âcloudsâin space were actually _____________ .

3. After hyperinflation ended what formed instantly?

4. A fraction of a second later, what formed from the sea of quarks and other particles?

5. By 400,000 years after the Big Bang, what simple elements formed?

6. What prevented other elements from forming?

7. The other 90 elements besides H and He are formed where?

8. What does the dark matter hypothesis explain and why?

9. What does the dark energy hypothesis explain and why?

10. Correctly put the following events in order from: A through F

A first stars

B ultra-high temperatures, pure energy, and hyperinflation

C neutrons and protons and electrons

D galaxies

E quarks and other elementary particles

F Hydrogen (H) and Helium (He) atoms