Since antient times and until the present time, humans have been interested in the space and stars.) Explain this according to the passage

Which of the following is evidence to the past existence of glaciers?

Paraguay is one of the only two countries in the americas that don't have a coastal border. the country is slightly smaller than california. it was under a military dictatorship for 35 years, ending in 1989; today it is a constitutional republic. most of the population is roman catholic, and over 60% of the people live in cities. its environment is threatened by deforestation and water pollution. which of the following facts from the paragraph above best describes an element of paraguay's culture? (apex)

Based on what you know about speed of light and sound, which come/comes first in a thunderstorm