Exercise Book: 18
A piece of
radioactive material contains
2000 atoms. If its half life...
Physics, 11.10.2020 23:01, keishlav5183
Exercise Book: 18
A piece of
radioactive material contains
2000 atoms. If its half life is 20 seconds
the time take for 125 atoms to remain is?
Answers: 1
Physics, 21.06.2019 21:00, chanceypray3514
Ahowler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 4.6 km. assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0 × 10-12 w/m2. what is the acoustic power emitted by the howler
Answers: 2
Physics, 22.06.2019 00:30, AnastasiaJauregui
Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.
Answers: 1
Physics, 22.06.2019 15:30, jjjjjj4999
Match each scenario to the form of energy it represents
Answers: 2
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