« previous next »

Author Question: Which type of main-sequence star(s) is a good candidate for searching Earth-like planets with life? ... (Read 181 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Jul 27, 2018
Which type of main-sequence star(s) is a good candidate for searching Earth-like planets with life?
 
  a. O and B
 b. G and K
 c. A and F
 d. white dwarfs
  e. binary stars

Question 2

What prevents Titan from being a candidate for supporting an evolution of life?
 
  a. It is too far from the Sun.
 b. Its atmosphere doesn't contain the right mixture of elements.
  c. Its surface is covered in methane lakes.
 d. Its surface temperature is too cold.
 e. It is tidally locked to Saturn rather than the Sun.


sylvia

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

DNA replication is the basis for the perpetuation of life through time DNA replication is the basis for the perpetuation of life through time
Cell division in common life cycles Cell division in common life cycles
The Sun and the Planets The Sun and the Planets
To help make good electrical contact with the terminals without doing any harm, select the ... To help make good electrical contact with the terminals without doing any harm, select the ...
a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ... a) Type IV hypersensitivity reaction, contact dermatitis as the result of reaction to the nickel in ...
Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ... Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an ...
Video: Magnetic resonance imaging (MRI)

For a complete list of videos, visit our video library