Author Question: The heaviest element produced by stars or in supernovae is silicon. Indicate whether the ... (Read 70 times)

CORALGRILL2014 · **on:** Jul 27, 2018

The heaviest element produced by stars or in supernovae is silicon.

Indicate whether the statement is true or false

Question 2

As of early 2013, the number of confirmed exoplanets found was:

A) 5, all around stars within 20 light years of us.
B) 42, all much bigger than Jupiter, but orbiting red dwarf stars.
C) over 400, orbiting more than 300 stars.
D) about 900, mainly around stars much smaller and fainter than our Sun.
E) thousands, around every star we have closely examined to date.