Physics, 08.08.2019 23:20 meramera50
Star a and star b have different apparent brightnesses but identical luminosities. star a is 10 light-years away from earth and appears 36 times brighter than star b. how far away is star b?
Answers: 3
Physics, 21.06.2019 18:20
Find the vertex(use the completing the square method), findthe x- and y-intercepts, and sketch the graph offunction. y = 2x2 + 4x - 1
Answers: 3
Physics, 22.06.2019 04:00
It can take some of those large , industrial vehicles up to feet to stop when traveling only 60 mph, and therefore , you shoukd be mindful to not be jn the traffic right in front of them a. 100 feet b. 200 feet c. 335 feet d. 425 feet
Answers: 1
Physics, 22.06.2019 08:30
Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.
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
Star a and star b have different apparent brightnesses but identical luminosities. star a is 10 ligh...
Chemistry, 28.06.2019 14:30
Physics, 28.06.2019 14:30
Mathematics, 28.06.2019 14:30
Biology, 28.06.2019 14:30
Mathematics, 28.06.2019 14:30
History, 28.06.2019 14:30
Mathematics, 28.06.2019 14:30
English, 28.06.2019 14:30
Mathematics, 28.06.2019 14:30
Mathematics, 28.06.2019 14:30
English, 28.06.2019 14:30