Third Edition Verified Test Bank Special Delivery - Understanding Our Universe 3e Complete Test Bank by Stacy Palen. DOCX document preview.
Mission 20: Special Delivery
MULTIPLE CHOICE
1. Which of the following phenomena theorized by cosmologists explains the almost perfect uniformity of temperature and the fact that parts of the Universe that appear too far apart today to have been causally connected (i.e., close enough to have known about each other by trading photons) in the early universe?
a. Inflation d. WIMPzillas
b. Dark Energy e. Gravitational Lensing
c. Dark Matter
2. The habitable environment of Earth is about to be destroyed by The Corporation in the final mission of the game. Which of the following is not important for Earth having conditions that support life?
a. Greenhouse d. Liquid Water
b. Magnetosphere e. Plate Tectonics
c. Ozone layer
3. Which of the following variables in the Drake Equation is still extremely difficult to constrain?
a. Average lifetime of an intelligent civilization d. Fraction of planets in the habitable zone
b. Number of planets orbiting each star e. None of the above.
c. Number of stars in the galaxy
4. Which of the following is not a direct result of the expansion of the Universe?
a. The temperature of the universe is decreasing.
b. The density of the universe is decreasing.
c. The abundance of dark energy is increasing.
d. The overall star formation rates in galaxies are decreasing with time.
e. The abundance of normal (baryonic) matter is decreasing.
1. How would a cloaking device based on the CMB work?