Physics, 23.04.2020 15:24 pinapunapula
"A friend of yours who is a science fiction fan hears" you talk about the fact that astronomers now believe that the mechanism for the large energy output of quasars involves a supermassive black hole. He challenges you, saying something like "Oh come on, every science fiction fan knows that nothing, not even light, can escape from a black hole! How can a black hole be an energy source?" How would you respond to his objection?
Answers: 2
Physics, 22.06.2019 11:30
Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?
Answers: 1
Physics, 23.06.2019 08:40
Which of the following is not used to measure wind? oa. psychrometero b. wind socko c. weather vaneo d. anemometer
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"A friend of yours who is a science fiction fan hears" you talk about the fact that astronomers now...
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