Answers: 2
Physics, 21.06.2019 20:20
Astronomers discover an exoplanet (a planet of a star other than the sun) that has an orbital period of 3.87 earth years in its circular orbit around its sun, which is a star with a measured mass of 3.59 x 1030 kg. find the radius of the exoplanet's orbit.
Answers: 3
Physics, 22.06.2019 14:30
Exercise 2. find the wavelength of a photon emitted when an electron jumps from the n = 3 energy level down to the n = 2 energy level. where is this photon in the electromagnetic spectrum?
Answers: 3
Physics, 23.06.2019 00:30
Asmall electric heater, immersed in 80g of water in a calorimeter of 40j/k raises the temperature from 10.5 degree celsius to 25 degree celsius in 12 minutes. using the same apparatus with 50g of oil instead of water, it is found that the temperature of oil rises from 7 degree celsius to 27 degree celsius in 10 minutes. find specific heat capacity of the oil.
Answers: 2
What is background radiation and what does it support?...
English, 03.02.2020 13:03
Mathematics, 03.02.2020 13:03
Social Studies, 03.02.2020 13:03
Mathematics, 03.02.2020 13:03
Physics, 03.02.2020 13:03
History, 03.02.2020 13:03
Mathematics, 03.02.2020 13:03
History, 03.02.2020 13:03
Mathematics, 03.02.2020 13:03