12 Which did not contribute to the unprecedented progress of science in the 20th
A increase in the sophistication of labs and technology
B widespread application of the scientific method
C increase in the number of scientists in the world
D comprehensive international collaboration, based on the insight that science can serve society for the better
18 Supernova, where ‘nova’ means ‘new’, is a misnomer to a degree because such stars are
A are the oldest stars in the universe.
B are not stars at all, but rather, they are dying planets.
C at the end of their life, not the beginning.
19 Kepler spent ten years of his life incorrectly trying to model planetary motion because of his assumptions about?
A an everlasting, infinite universe.
B quantum mechanics and the nature of subatomic scales.
C regular geometric solids.