Multiple Choice
A television advertisement claiming that a product is light-years ahead of its time does not make sense because
A) it doesn't specify the number of light-years.
B) it uses "light-years" to talk about time,but a light-year is a unit of distance.
C) a light-year is an astronomically large unit,so a product could not possibly be so advanced.
D) light-years can only be used to talk about light.
Correct Answer:

Verified
Correct Answer:
Verified
Q39: Imagine that we put a raisin cake
Q40: Voyager 2 should reach the nearest stars
Q41: From the fact that virtually every galaxy
Q42: The age of the universe is<br>A)between 10
Q43: On the 1-to-10-billion scale,about how far is
Q45: On the scale of the cosmic calendar,in
Q46: Why do the patterns of the stars
Q47: The solar system contains about 100 billion
Q48: Explain why it is so difficult to
Q49: The number of stars in the Milky