This photograph shows an interstellar bubble about 10 light-years in diameter. If you could photograph this same region about 100 years from now, how would you expect it to look different?
A) The bubble will be slightly larger.
B) The bubble will be slightly smaller.
C) The bubble will have burst as a supernova.
D) The bubble's shape will have become much more like an oval rather than a sphere.
A) The bubble will be slightly larger.
You might also like to view...
During an isothermal process, 5.0 J of thermal energy via the process of heating is removed from an ideal gas. What is the change in internal (thermal) energy of the gas?
A) 0 J B) 2.5 J C) 5.0 J D) 10 J
A pinhole cameras has no lens. The tiny pinhole opening insures that rays of light from different parts of an object
A) overlap. B) don't overlap. C) bend to a focus.
A traveler has about $536 in his checking account, about $2107 in his savings account and exactly $7.62 in his wallet. To the greatest precision warranted, how much money does this shopper have?
A) $2651 B) $2,650 C) $2,650.6 D) $2,650.62 E) $2,650.620
At time A, is the expansion of the universe accelerating, coasting, or decelerating?
What will be an ideal response?