× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
j
3
s
3
j
2
J
2
e
2
n
2
t
2
d
2
b
2
t
2
J
2
b
2
New Topic  
Wrogue Wrogue
wrote...
Posts: 4833
10 years ago
Given the relationship between altitude and atmospheric pressure, the pressure at 20 kilometers above the surface is ________.
A) almost the same as it is at the surface
B) too high for humans
C) tiny, compared to sea level
D) about three-quarters that of sea level
E) barely high enough for humans to breathe
Read 740 times
3 Replies

Related Topics

Replies
wrote...
10 years ago
CC
Wrogue Author
wrote...
10 years ago
Your assistance has been above and beyond my expectations! So glad to have joined this forum. Thanks, and will mark as this thread officially solved Smiling Face with Open Mouth
wrote...
10 years ago
Always nice to know I've helped.
Good luck with the rest of them.

- GeoExp
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  610 People Browsing
Related Images
  
 336
  
 285
  
 326
Your Opinion
Which industry do you think artificial intelligence (AI) will impact the most?
Votes: 484