Which of the following is true about the Big Bang ?
a . Big Bang Happened sometime around 5 billion years ago .
b . Big Bang initiates the formation of heavy elements like Iron
c Helium was the first element formed during the first few seconds of the Big Bang .
d . The last nuclear reaction for the Big Bang took place when stable helium reacted with tritium to form lithium
a . Big Bang Happened sometime around 5 billion years ago .
b . Big Bang initiates the formation of heavy elements like Iron
c Helium was the first element formed during the first few seconds of the Big Bang .
d . The last nuclear reaction for the Big Bang took place when stable helium reacted with tritium to form lithium
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Answer:
a
not sure if the letter is a but try it