<span>The scientific approach differed widely from the approach medieval scholars took. During medieval times many scholars would base their predictions on the religion of the time and assumptions based on theories that were not always tested in the proper way. With the scientific method becoming the normal procedure, facts are placed much higher than theory or belief. This means that theories are tested in many different ways and that without absolute evidence most things are not accepted.</span>
Answer: A bicycle can be considered an energy conversion device because a bicycle takes one form of energy and turns it into another. That starts as the energy of a person's feet pressing the pedals of the bicycle is converted into the energy that propels the bicycle forward.
Overall, about 30 percent of the energy sent to Earth bounces back into outer space, stabilizing the global thermostat. But climate change could upend that balance. Scientists developed a ratio, called albedo, to describe just how much solar energy any given surface reflects.
But IN THIS PROBLEM 30%
To assume that most Americans work 40 hours a week, and there are 4 weeks in a month. And there are 12 months in a year multiplied by 45 years. 86,400 hoursThank you for your question. Please don't hesitate to ask in Brainly your queries.