Based on the "cell phone use and health" passage, the main health concern regarding cell phones is how a. brain glucose metabolism can change. b. cell phone exposure heats the ear. c. cell phone antennas give off rf energy. d. rf energy impacts the human body.

Kthe pleasure of all living things in baldur's presence means the happiness that the sunlight brings; the sorrow of all living things at his death means the gloom of northern countries when winter comes. reread the two sentences in paragraph 7. what is the best way to improve these sentences. if there are no problems, choose correct as is.' a) correct as is. b) the pleasure of all living things in baldur's presence means the happiness that the sunlight brings; the sorrow of all living things at his death means the gloom that the winter brings. c) the pleasure of all living things in baldur's presence meant the happiness that the sunlight brings, and the sorrow of all living things at his death meant the gloom of a northern winter. d) the pleasure of all living things in baldur's presence means the happiness that the sunlight brings. the sorrow of all living things at his death means the gloom of northern countries when winter comes.

The difference between a guess and an inference is a. an inference is not supported by evidence while a guess is. c. a guess and an inference are the same thing. b. a guess is not supported by evidence while an inference is. d. none of the above

Which statement best describes the use of the underlined word in the excerpts? in excerpt 1, it refers to personal growth, while in excerpt 2, it suggests the physical act of moving. in excerpt 1, it refers to personal growth, while in excerpt 2, it suggests scientific discoveries. in excerpt 1, it refers to societal advancement, while in excerpt 2, it suggests the gradual march of time. in excerpt 1, it refers to societal advancement, while in excerpt 2, it suggests steps toward a particular goal.