Measuring the amount of deuterium in the universe allows us to set a limit on ________.
A) the density of ordinary (baryonic) matter the universe
B) the total amount of mass in the universe
C) the acceleration of the universe
D) the current age of the universe

Question

Quizplus · Accepted Answer

The amount of deuterium in the universe is directly proportional to the density of ordinary matter in the universe. By measuring the amount of deuterium, we can set a limit on the density of ordinary matter in the universe, which is important for understanding the overall composition and evolution of the universe.

Measuring the Amount of Deuterium in the Universe Allows Us