This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What is a key limitation to traveling outside our Solar System in search for life? a. We have the ... (Read 150 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
on: Jul 27, 2018
What is a key limitation to traveling outside our Solar System in search for life?
 
  a. We have the wrong type of fuel source to power a spacecraft.
 b. We lack spacecraft that can escape Earth's gravity.
 c. We lack a decent place to send spacecraft outside of our Solar System.
 d. We have no way to communicate with an alien civilization.
 e. We have not yet been able to develop the technology to travel far distances.

Question 2

A low-luminosity star has a small and narrow ____, whereas a high-luminosity star has a large and wide one.
 
  a. UV range
 b. life capability
 c. habitable zone
  d. adaptable zone
  e. water hole


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kilada

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 27, 2018
Answer to Question 1

e

Answer to Question 2

c


Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Jul 27, 2018
Thank you!


kilada

  • Sr. Member
  • ****
  • Posts: 311
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Lynx-hare interactions have served as a model system for the study of the effects o Lynx-hare interactions have served as a model system for the study of the effects o
Selected Central Nervous System Neurotransmitters and Their Functions Selected Central Nervous System Neurotransmitters and Their Functions
The metric system specifies fasteners by diameter, length, and pitch. The metric system specifies fasteners by diameter, length, and pitch.
Engine oil pressure is used to switch cam lobes on a VTEC system. Engine oil pressure is used to switch cam lobes on a VTEC system.
The system moves at 1.50 2 m/s while the inclined planes are rough. a) Determine the ... The system moves at 1.50 2 m/s while the inclined planes are rough. a) Determine the ...
Main components of the human endocrine system and the effects of their secretions Main components of the human endocrine system and the effects of their secretions
Video: Methods that regulate pH

For a complete list of videos, visit our video library