Think back to Chapter 8 of A Black Hole Is NOT a Hole. What are the central ideas of the chapter? Check all that apply. Einstein's theory led scientists to discover black holes.
Thinking of space as blanket-like changed how scientists viewed gravity.
Gravity is the source of a black hole's strong pull.
Newton and Einstein both had theories about gravity that worked.
After a star dies, it might leave a black hole.

What viewpoint about german soldiers does maupassant convey in this excerpt of "two friends"? a. they are all loyal, but heartless. b. they are all cold–hearted and inhuman. c. they are all sympathetic and smart. d. they are all men of their word and good soldiers.

Select the correct answer. lyric poems often deal with intense emotions. which statement best describes the shift in emotion in "lift every voice and sing" as it moves from the first into the second stanza? lift every voice and sing till earth and heaven ring, ring with the harmonies of liberty; let our rejoicing rise high as the listening skies, let it resound loud as the rolling sea. sing a song full of the faith that the dark past has taught us, sing a song full of the hope that the present has brought us, facing the rising sun of our new day begun let us march on till victory is won. stony the road we trod, bitter the chastening rod, felt in the days when hope unborn had died; yet with a steady beat, have not our weary feet come to the place for which our fathers sighed? we have come over a way that with tears has been watered, we have come, treading our path through the blood of the slaughtered, out from the gloomy past, till now we stand at last where the white gleam of our bright star is cast. a. the joyful call of the first stanza gives way to a bitter recounting of history in the second. b. the first stanza's anger is replaced by the second stanza's resignation. c. the poem moves from a sense of wonder in the first stanza toward a sense of perplexity in the second. d. there is no change between the first stanza and the second. the emotions are the same in both.

Asentence teacher gives the following speech. prepare a brief speech to accompany your science project. the speech will be presented to a faculty panel selected as judges. include a summary of your hypothesis, methods, and results. provide an explanation of any pictures or charts one of your poster. also share any complications you encountered during the science fair process. who is the intended audience for the teachers speech? a. young students. b. peers at the science fair. c. teacher evaluators. d. science professionals