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 134 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?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

The Solar Model The Solar Model
Functional divisions of the peripheral nervous system Functional divisions of the peripheral nervous system
The muscular system. The muscular system.
The respiratory system and the process of gas exchange The respiratory system and the process of gas exchange
Solar Prominence Solar Prominence
system equation system equation
Video: The life cycle of protein

For a complete list of videos, visit our video library