why uranium-238 is used to measure the age of rocks while carbon-14 is used to measure the age of the tree trunk?

Stage in which a typical star has completely stopped fusion

Is heavenly controller dating someone?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)