What is the half life of each of these radioactive isotopes?
a radioactive isotope decreased...
Answers: 1
Physics, 21.06.2019 21:30, galaxyworld36
Janelle made a hypothesis bout the uneven temperatures inside her house during winter. she believes that 50% of the ducts are blocked and she plans to investigate. if she wants to prove her hypothesis using scientific processes what should she do next?
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Physics, 21.06.2019 22:00, greenclonetroop6q2tg
Arock collection comes from which part of earth?
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Physics, 22.06.2019 03:30, annikacorrea
Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec
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Physics, 22.06.2019 05:00, hihihi129473838
Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?
Answers: 3
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