Astronomy History Trivia

Question 1

What was Kepler's Second Law of Motion?

Accepted Answer

Planets create equivalent radial areas for a given duration in orbit

Question 2

Who discovered retrograde motion amidst the planets?

Accepted Answer

Ptolemy

Question 3

Space bodies are always equidistant throughout their orbit from a given planet.

Accepted Answer

False

Question 4

What is the name of the solar system in its early formation stages?

Accepted Answer

Protoplanetary disk

Question 5

What is the name of the radius by which a given object at any time will turn into a black hole?

Accepted Answer

Schwarzschild Radius

Question 6

Copernicus kept his work hidden from the public.

Accepted Answer

False

Question 7

Who developed the first heliocentric model for understanding our solar system?

Accepted Answer

Aristarchus

Question 8

What was the name of the space body responsible for the formation of the moon?

Accepted Answer

Theia

Question 9

What was Ole Romer's main contribution to astronomy and astrophysics?

Accepted Answer

He successfully deduced that light travels at a finite speed., He used the eclipses of Jupiter's moons as a way of keeping track of time.

Question 10

What is the formula for the Flux of a star

Accepted Answer

F=\frac{L}{4\pi D^2}

Questions 10