Answer:
Relative age only tells us the order in which events occurred, from the earliest to the most recent. Knowing the actual date of an event allows us to say exactly how old something is or how long ago it actually took place.
Explanation:
Studies of populations that reveal correlations between dietary habits and disease incidence are epidemiological studies.
Answer: Saturn is farther from the Sun than Earth.
Explanation:
There are radio waves, microwaves and infrared waves