Physics, 01.05.2021 18:30 malikbryant2002
Sobre as ondas mecânicas e as ondas eletromagnéticas marque a alternativa correta:
a) Transportam energia sem transportar matéria.
b) Transportam matéria e energia.
c) Transportam energia, porém, apenas as ondas mecânicas também transportam matéria.
d) Não têm nada em comum.
Answers: 3
Physics, 23.06.2019 04:31
A90db sound wave strikes an eardrum whose area is 5.0×10^-5m^2. how much energy is absorbed by the eardrum per second
Answers: 1
Physics, 23.06.2019 06:30
Aipal measures a circuit at 1.2 a and 24 . using ohm’s law, what can he calculate for the circuit?
Answers: 1
Physics, 23.06.2019 14:20
Working alone at its constant rate, pump x pumped out ¼ of the water in a tank in 2 hours. then pumps y and z started working and the three pumps, working simultaneously at their respective constant rates, pumped out the rest of the water in 3 hours. if pump y, working alone at its constant rate, would have taken 18 hours to pump out the rest of the water, how many hours would it have taken pump z, working alone at its constant rate, to pump out all of the water that was pumped out of the tank? a) 6b) 12c) 15d) 18e) 24
Answers: 1
Sobre as ondas mecânicas e as ondas eletromagnéticas marque a alternativa correta:
a) Transportam...
Physics, 03.07.2019 12:00
History, 03.07.2019 12:00
Biology, 03.07.2019 12:00
Biology, 03.07.2019 12:00
Spanish, 03.07.2019 12:00
English, 03.07.2019 12:00