The "Big Bang" Refers to the Origin of

Q1: Compared with the Population I stars in

Q2: The stars in our galaxy<br>A) move entirely

Q4: Molecules in space can be identified from

Q5: A source of radio waves from space

Q6: All spiral galaxies apparently<br>A) are rotating.<br>B) are

Q7: In a "closed" universe<br>A) expansion of the

Q8: The Doppler shifting of radiation from the

Q9: The energy that reaches the earth in

Q10: The ratio of dark matter to ordinary

Q11: The most distant galaxies are receding at