I am in an amazing mood soo here hope this makes someone else happy as well

How are ionic bonds formed and what is the attractive force within an ionic bond

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)

Which tool is least in predicting weather