Statistics for Cosmology and Astrophysics

Click here to take the quiz!

Hint	Answer	% Correct
When we look out in space, we look back in time - What is this due to?	Speed of Light	89%
Distance between the Earth and the Sun	Astronomical Unit	71%
A link of 2 separate points of spacetime	Wormhole	64%
What effect lets us know that the universe is expanding still at an increasing rate?	Doppler Effect	54%
Unit of length used to measure large distances to astronomical objects outside the Solar System.	Parsec	51%
The concepts of time and three-dimensional space regarded as fused in a four-dimensional continuum.	Spacetime	51%
The use of gravity to combine hydrogen and helium	Nuclear Fusion	49%
A difference in the elapsed time measured by two observers, either due to a velocity difference relative to each other, or by being differently situated relative to a gravitational field.	Time dilation	42%
A fermion that interacts only via the weak subatomic force and gravity.	Neutrino	36%
What caused Venus to become as inhospitable as it is today?	Volcanos	19%
Radiation that permeates throughout the whole universe	Background radiation	17%
E=mc^2	Mass–Energy Equivalence	10%
How are supernovas able to be discovered before we are able to see them?	Neutrinos	3%