Miguel has built an observation station on the moon in the “sea of tranquility,” a maria famous for being one of the “eyes” of the “man in the moon.” How often will Miguel be able to see the earth from this station? Group of answer choices never; it is underwater one quarter of the time, as the moon rotates and revolves half the time, as the moon rotates and revolves all the time, as the moon rotates and revolves

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !

What is the most common structure of volcanoes?

Brian has a medical condition called cone dystrophy, which is a disorder of the cone cells in the eye. what symptoms would you expect brian to have? a. inability to see in the dark b. difficulty determining colors c. difficulty determining shapes and outlines d. inability to see in all light conditions