Ask
your own question, for FREE!
Mathematics
68 Online
OpenStudy (anonymous):
What have pinhole cameras been used for?
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
Viewing solar eclipses
OpenStudy (anonymous):
any other ideas and where did u get that off of @nbouscal
OpenStudy (anonymous):
I got that from general knowledge, but http://en.wikipedia.org/wiki/Pinhole_camera is a resource for you.
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
theydontknowmelly:
What's your recent favorite book and any recommendations?
janaeDehon:
Which of the following lines best summarizes the story? A. The story details an African vacation from a long time ago, in which Sage's adventures are descri
Subshilava:
I have an issue my mom bought me a 3d cat mold from tj maxx and everytime I fill
ShikuniShigana:
Alright so. I need some art ideas, or Drawing design ideas for this Character im doing, He's Kinda like based off Vita Carnis+Shefki Shin+Death Angel(From Q
gelphielvr:
hello :] I have to make a model for my biology class for either topic "evolution"
SnowyBreaks:
Question for the staff here, Could you possibly change my name. I'll dm the name
SsTDOGRednek:
Could someone read my essay and give me some criticism?
Yosad930:
still speed studying for dual enrollment macroeconomics, and a few quick question
theydontknowmelly:
What's your recent favorite book and any recommendations?
2 minutes ago
2 Replies
0 Medals
janaeDehon:
Which of the following lines best summarizes the story? A. The story details an African vacation from a long time ago, in which Sage's adventures are descri
52 minutes ago
2 Replies
0 Medals
Subshilava:
I have an issue my mom bought me a 3d cat mold from tj maxx and everytime I fill
1 hour ago
17 Replies
3 Medals
ShikuniShigana:
Alright so. I need some art ideas, or Drawing design ideas for this Character im doing, He's Kinda like based off Vita Carnis+Shefki Shin+Death Angel(From Q
20 hours ago
16 Replies
2 Medals
gelphielvr:
hello :] I have to make a model for my biology class for either topic "evolution"
22 hours ago
15 Replies
2 Medals
SnowyBreaks:
Question for the staff here, Could you possibly change my name. I'll dm the name
1 day ago
2 Replies
0 Medals
SsTDOGRednek:
Could someone read my essay and give me some criticism?
18 hours ago
39 Replies
4 Medals
Yosad930:
still speed studying for dual enrollment macroeconomics, and a few quick question
1 day ago
5 Replies
1 Medal