Physics, 15.12.2020 01:00 jacckiie5176
Nuclear power plants produce a waste product of cesium-137, which has a half-life of 30 years. How long would it take for the cesium to decay to 1/8 of its original amount?
90 years
120 years
30 years
60 years
Answers: 3
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Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant
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Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life
Answers: 3
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Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)
Answers: 2
Nuclear power plants produce a waste product of cesium-137, which has a half-life of 30 years. How l...
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