In 1917, after developing the concept of relativity, Einstein described how his findings supported the static universe idea, which was a widespread theory that stated that the size of the universe never changes. However, over the following decades, the theory of a static universe was disproved and replaced by the theory that the universe began with a "big bang” and has been expanding ever since.
Answer
A
scientists’ assumptions that all things, including the universe, must grow and change
B
the use of newly invented telescopes to make more accurate observations of far-off stars
C
new inquiries into the field of quantum physics, which is the study of the smallest possible objects
D
the use of Einstein’s ideas about matter and energy to develop nuclear power plants and weapons