A boat is able to move through still water at 20m/s. It makes a round trip to. a town 3km upstream. If the river flows at 5m/s, the times required for the round trip. is

Two models of the same compound are shown. in what way is model b better than model a? model b shows the types of elements in the compound, but model a does not. model b shows the three-dimensional shape of the molecule, but model a does not. model b shows how the atoms in the molecule are connected, but model a does not. model b shows the number of atoms of each element in the molecule, but model a does not

Read this excerpt from a room of one's own by virginia woolf: nick greene, i thought, remembering the story i had madeabout shakespeare's sister, said that a woman acting puthim in mind of a dog dancing. johnson repeated thephrase two hundred years later of women preaching. andhere, i said, opening a book about music, we have the verywords used again in this year of grace, 1928, of womenwho try to write music. 'of mlle. germaine tailleferre onecan only repeat dr johnson's dictum. "sir, a woman'scomposing is like a dog's walking on his hind legs. it is notdone well, but you are surprised to find it done at all."which sentence best states the idea that this excerpt to develop? a. women have faced negative attitudes in some areas, but otherareas have always been open to them.b. women have always faced negative attitudes in jobs that weretraditionally dominated by men.c. women had faced negative attitudes in shakespeare's time, but inwoolf's time, these attitudes had improved.,d. women have always faced negative attitudes in music andpainting but not in literature or acting.

Many stereo speaker cables are made of copper wire surrounded by rubber. the electricity travels down the copper portion of the cable while the rubber protects you from being "zapped" by the electricity. which physical property explains the difference in ability of copper and rubber to transmit electricity?