The Most Distant Galaxies Are Receding at Speeds That Are

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

Q12: As they came into being, the planets

Q13: Some, and perhaps all, spiral galaxies have

Q14: The members of the solar system<br>A) came

Q15: In the universe today there<br>A) seems to

Q16: Our galaxy is shaped roughly like a<br>A)