If the moon revolved around earth twice as fast, would solar eclipses be more or less frequent? (giving 25 points to the correct answer)

I’m stuck on this question cuz i’m stupid sksksksk

When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection