<span>a rule of thumb that is based on a past experience is called an heuristic</span>
Answer:
D)
The city of Chernobyl in Ukraine was the site of a nuclear explosion in 1986. Dozens were killed immediately, but the massive amounts of radiation that resulted put the lives of millions of people in danger. Thousands have since died due to the effects of the radiation.
Because when the big bang happens it spread out all that matter and energy and like a rock when it hits the water the waves keep spreading out
