QUESTION 3: What does friction do to a moving object? 1 poi
makes an object rise
slows an objects speed down
O speeds an object up

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)