× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
7
n
3
j
3
o
2
x
2
c
2
2
p
2
n
2
3
2
C
2
z
2
New Topic  
lukax22 lukax22
wrote...
Posts: 612
Rep: 0 0
6 years ago
Black opaque or cardboard film mounts are preferred because they
 
  A) are less expensive and more readily available from the manufacturer.
  B) are more common and therefore easily shared with other practices.
  C) make placing films in the windows easier.
  D) block extraneous light to aid in interpretation.
Read 32 times
1 Reply
Replies
Answer verified by a subject expert
mngfmngf
wrote...
Posts: 435
Rep: 0 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
This verified answer contains over 110 words.
1

Related Topics

lukax22 Author
wrote...

6 years ago
This site is awesome
wrote...

Yesterday
this is exactly what I needed
wrote...

2 hours ago
Thanks for your help!!
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  1006 People Browsing
Related Images
  
 747
  
 913
  
 828
Your Opinion
Which 'study break' activity do you find most distracting?
Votes: 741

Previous poll results: Where do you get your textbooks?