× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
L
4
d
4
3
k
3
k
3
j
3
k
3
b
3
f
3
b
3
d
3
h
3
Home Q & A Board Science-Related Homework Help Physics Astronomy
New Topic  
madisonraynor_ madisonraynor_
wrote...
Go to Answer
Posts: 507
Rep: 0 0
6 years ago
When you measure distances to stars via parallax, it is better to use kilometers or Astronomical Units as the unit of distance.
 
  Indicate whether the statement is true or false

Question 2

The centers of stars are many millions of degrees cooler than their surfaces.
 
  Indicate whether the statement is true or false

Question 3

Y dwarfs are substellar objects with temperature above 500 K.
 
  Indicate whether the statement is true or false

Question 4

Spectroscopic parallax denotes the apparent shift in the position of a star when observed form different positions of a source.
 
  Indicate whether the statement is true or false

Question 5

In the context of planetology, explain the heat of formation.
 
  What will be an ideal response?

Question 6

Briefly explain the possible threat of near Earth objects.
 
  What will be an ideal response?
Read 85 times
2 Replies
Replies
Answer verified by a subject expert
carelesslycoolcarelesslycool
wrote...
#1
Posts: 342
Rep: 1 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
This verified answer contains over 360 words.
1

Related Topics

wrote...
#2
6 years ago
All correct!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1224 People Browsing
 107 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 924
  
 1683
  
 668
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 405
Previous poll results: Which of the following is the best resource to supplement your studies: