When do cosmologists think the universe began? What will be an ...

[809779]

When do cosmologists think the universe began?
 
  What will be an ideal response?

Question 2

In order to make a forecast, the meteorologist must:
 
  A) decide which model (s)he prefers and stick to it exclusively.
  B) compare two models and factor in the biases and limitations that each model has.
  C) run two models and calculate the average of the two predictions.
  D) retrieve the model's results from NCEP and pass the exact results along to the public.

[cadimas]

Answer to Question 1

13.7 billion years ago.

Answer to Question 2

B