Author Question: Based on our current understanding of physics, we can understand the conditions that prevailed in ... (Read 59 times)

faduma · **on:** Jul 27, 2018

Based on our current understanding of physics, we can understand the conditions that prevailed in the early universe as far back in time as about ________.

A) 10 billion years ago B) 10-45 seconds after the Big Bang
C) one ten-billionth of a second after the Big Bang D) 380,000 years after the Big Bang

Question 2

What is a so-called hot Jupiter?

A) a planet with a mass and composition similar to what we would expect if Jupiter were hotter
B) a planet with a mass similar to Jupiter but very close to the central star and therefore hot
C) a planet with a mass similar to Jupiter but composition similar to Mercury
D) a Jupiter mass planet orbiting a star that is more massive and hotter than the Sun