subject
Physics, 21.11.2019 20:31 andybiersack154

Acouple of astronauts took a spacecraft to a certain galaxy. when they left the earth with a constant speed of 0.95c, the female astronaut found that she was pregnant. after 10 months spacecraft time, a male baby was born and the male astronaut immediately sent out the message to the earth with speed of light to apply for a birth certificate. if we neglect the acceleration time that the spacecraft took off, how far was the spacecraft observed by the earth people when the baby was born? when did the application signal reach the earth according to the city government? if the date that the couple left is march 2nd, 2040, what is the birthday of the baby in the earth time? (15%)

ansver
Answers: 1

Other questions on the subject: Physics

image
Physics, 22.06.2019 02:00, apalacios3503
Which safety measures should you follow during a thunderstorm? check all that apply. (a) avoid touching anything that conducts electricity. (b) avoid touching a person who has been struck by lightning. (c) go outside. (d) keep your computer turned off. (e) stay out of water. (f) stay inside.
Answers: 2
image
Physics, 22.06.2019 10:00, kxngtj3
Amira pulls a 3 pound wagon 4 feet. how much work has she done?
Answers: 2
image
Physics, 22.06.2019 19:30, cierraandgarett8950
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 1
image
Physics, 22.06.2019 20:00, rebeccacopley8307
Bahan yang digunakan mencegah terjadinya polarisasi pada batu baterai a. larutan h2so4b. mncl2 dan serbuk karbonc. pbso4d. nh4cl
Answers: 3
You know the right answer?
Acouple of astronauts took a spacecraft to a certain galaxy. when they left the earth with a constan...

Questions in other subjects:

Konu
Mathematics, 19.05.2020 12:57
Konu
Mathematics, 19.05.2020 12:57
Konu
Mathematics, 19.05.2020 12:57