Our best estimate for the age of the universe is based on what we currently know about the universe's history is 13.772 billion years.
<h3>How to calculate the age of the universe?</h3>
There are two methods by which the scientists calculate the age of the universe:
By searching for the oldest stars
By calculating the rate of expansion of the universe and generalizing back to the Big Bang Theory.
Thus, Our best estimate for the age of the universe is 13.772 billion years.
Learn more about the age of the universe
brainly.com/question/14454625
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Answer:
reality shock.
Explanation:
In occupational term, Reality shock refers to a situation when new workers experience a massive difference between the 'expectation' of what their job would be, and the 'actual condition' of their job.
From the example above,
Angela is most likely only been imagining about the 'good part' of being a teacher during her preparation years (communicating with the students, helping the students reach their full potential, socializing with parents and other teacher , etc).
But Angela never realize that the actual job of being a teacher actually involve a long and tedious repetitive duties (such as grading papers and preparing lessons).
Africa abviously.,...................