The word “psychology” comes from the ancient Greek roots psyche, which means “mind”, and logos, meaning “knowledge or study.”
Human activities that can increase the rate would be air from a car exhaust, large factories, and gas lawn mowers. All of these make rain more acidic which causes more chemical weathering.
Explanation:
100 calories can burn in 6 miles
during the time cholera was a big issue, technology such as internet or computers didn't exist. Today, technology is what can help us access information from any place really fast.