subject
Social Studies, 27.03.2020 23:31 HannahVance99

Imagine an advanced civilization living on a planet orbiting at a distance of 10 AU (1.5 billion kilometers) from a close binary star system that consists of a 15 MSunred giant star and a 10 MSunblack hole. The black hole is surrounded by an accretion disk. Sometime within the next million years or so, the civilization's planet is likely to be doomed because .

a. the planet's orbit gradually will decay, as it is sucked in by the black hole.

b. the red giant star, which provides most of energy the civilization needs to exist, will soon be destroyed in the accretion disk.

c. tidal forces from the black hole will rip the planet apart.

d. the red giant will probably supernova within the next million years.

e. jets of material shot out of the accretion disk will shoot down their planet.

ansver
Answers: 3

Other questions on the subject: Social Studies

image
Social Studies, 21.06.2019 20:00, BeeShyanne
What would happen if airlines and baseball stadiums priced all seats the same instead of using variable pricing
Answers: 1
image
Social Studies, 22.06.2019 02:30, xavier0329
Hurry locate the iberian peninsula question options: 1 2 3 4 which number shows the location of italy? question options: 1 6 5 3
Answers: 3
image
Social Studies, 22.06.2019 21:00, zelds63481
Can i have all the nicknames of all 50 states of usa?
Answers: 1
image
Social Studies, 22.06.2019 23:00, love123jones
Jimmy carter served in the georgia senate from 1963-1967. which issue would he have been most likely to have delt with as a georgia senator
Answers: 1
You know the right answer?
Imagine an advanced civilization living on a planet orbiting at a distance of 10 AU (1.5 billion kil...

Questions in other subjects: