Author Question: Suppose Einstein had never lived and did not publish the special theory of relativity in 1905. ... (Read 60 times)

karateprodigy · **on:** Jul 27, 2018

Suppose Einstein had never lived and did not publish the special theory of relativity in 1905. According to most historians of science, when would someone else have discovered the theory?

A) within a year
B) in about 10 to 20 years
C) in about 50 years
D) We still wouldn't know about it today.
E) If Einstein hadn't lived, space and time would be very different, and the theory would have been discovered by the ancient Greeks.

Question 2

The recently dwarf planet Eris has an orbital period about the Sun, P, of 557 years. According to Kepler's 3rd Law, what is the semi-major axis, a, of its orbit?

A) 55.7 AU
B) 38.4 AU
C) 72.1 AU
D) 67.7 AU

ilianabrrr · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

A

Al is floating freely in her spacecraft, and you are accelerating away from her with an acceleration of 1g.

Answer to Question 2

D