Top Posters
Since Sunday
s
3
v
3
p
3
m
2
s
2
d
2
N
2
d
2
e
2
s
2
s
2
e
2
Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
New Topic  
Earthy Earthy
wrote...
Go to Answer
Posts: 1022
Rep: 11 0
9 years ago
An echo sounder operates by measuring the time required for ________.
A) a sound pulse travels from a ship to the seafloor and back
B) a laser beam to travels from a ship to the seafloor and back
C) a radar pulse to travel from a ship to the seafloor and back
D) a radar pulse to travel from a satellite in orbit around Earth to the sea surface and back
Textbook 
Foundations of Earth Science

Foundations of Earth Science


Edition: 7th
Authors:
Read 518 times
3 Replies
Replies
Answer verified by a subject expert
Richy271Richy271
wrote...
#1
Top Poster
Posts: 2376
Rep: 192 0
9 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Earthy Author
wrote...
#2
9 years ago
Answered perfectly Wink Face

Vote with confidence people.
wrote...
#3
9 years ago
Thumbs UP are welcome Slight Smile Slight Smile
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1310 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 1095
  
 496
  
 341