Answers: 2
Physics, 22.06.2019 13:30, kuddlebugsmommy
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Physics, 22.06.2019 19:30, emma8292
Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f
Answers: 1
Physics, 23.06.2019 03:30, Carlyalexis77301
First to answer will be the brainliest i need the answer asap
Answers: 2
State the laws of electrostatics...
Geography, 12.10.2019 22:50
History, 12.10.2019 22:50
Chemistry, 12.10.2019 22:50
Mathematics, 12.10.2019 22:50
History, 12.10.2019 22:50
Chemistry, 12.10.2019 22:50
Biology, 12.10.2019 22:50
Mathematics, 12.10.2019 22:50