Photo Definition and 469 Threads
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PF PHOTO CONTEST - Nightlight (4/21-4/27)
[FONT="Comic Sans MS"]Nightlight Our theme this week is on lights at night. Your photos must have, as its main subject, lights at night. The light source can be from anything - a candle, street lamp, bright neon signs, car headlights, etc. However, no fireworks or similar displays. The the...- ZapperZ
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- Contest Photo
- Replies: 18
- Forum: General Discussion
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VOTE Photo Contest - Rubber Eraser
Considering how quirky the theme is, we have a very good group of pictures for this contest. Please vote for the picture that best represents our theme - Rubber Eraser! 1. Chi Meson 2. scorpa 3. Physics is Phun http://img263.imageshack.us/img263/4233/img2695pm1.jpg 4...- ZapperZ
- Thread
- Contest Eraser Photo Rubber
- Replies: 20
- Forum: General Discussion
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PF PHOTO CONTEST - Rubber Eraser (4/14-4/20)
[FONT="Comic Sans MS"]Rubber Eraser This is silly enough, and trivial enough, that I just HAD to include it in our contest. April 15 is, get this, http://www.holidayinsights.com/other/rubbereraserday.htm" here in the US! Honest! You can't make these things up! So, to mark this joyous occasion...- ZapperZ
- Thread
- Contest Eraser Photo Rubber
- Replies: 20
- Forum: General Discussion
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VOTE Photo Contest - Ain't No Valley Low Enough
This could possibly be the most difficult contest we have so far. Every picture is a winner. Please vote for the picture that best represents our theme, which is a valley. 1. Janus http://home.earthlink.net/~parvey/sitebuildercontent/sitebuilderpictures/yosemite.jpg 2. larkspur...- ZapperZ
- Thread
- Contest Photo
- Replies: 32
- Forum: General Discussion
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PF PHOTO CONTEST - Ain't No Valley Low Enough (4/7-4/13)
[FONT="Comic Sans MS"]Ain't No Valley Low Enough A few weeks ago, we had a contest on mountains called "Ain't No Mountain High Enough". If there are mountains, then it would be logical to follow through with the next part of the song. So this time, we will focus on valleys. Please make sure...- ZapperZ
- Thread
- Contest Photo
- Replies: 24
- Forum: General Discussion
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Photo Contest - April Fool (3/31-4/6)
[FONT="Comic Sans MS"]April Fool! Since April Fool is tomorrow, our contest this week will adopt that theme. Your picture must depict something that is not what it seems. It could be an optical illusion, a man dressing up as a woman (or vise versa), authentic-looking fakes, etc.. etc. You get...- ZapperZ
- Thread
- Contest Photo
- Replies: 25
- Forum: General Discussion
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VOTE Photo Contest - People, People Who Need People
This contest appears to be more "difficult" than I thought. One would think there would be a lot of pictures with a lot of people in it. Oh well... Please vote for the photo that best represents our theme, which is on lots of people. 1. larkspur 2. turbo-1...- ZapperZ
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- Contest Photo
- Replies: 15
- Forum: General Discussion
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FINAL VOTE Photo Contest - Green With Envy
This is the dreaded final round. It will be a difficult one. Good luck to everyone! Please vote for the picture that best represents our theme: the color GREEN. 1. SpaceTiger http://www.astroskwurl.net/PF/Green.jpg 2. Janus...- ZapperZ
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- Contest Final Green Photo
- Replies: 4
- Forum: General Discussion
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PF PHOTO CONTEST - People, People Who Need People (3/24-3/30)
[FONT="Comic Sans MS"]People, People Who Need People Our theme this week is on people. Your picture must have plenty of people in it - at least 10. [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned photo relevant to the theme will be accepted within the contest period...- ZapperZ
- Thread
- Contest Photo
- Replies: 24
- Forum: General Discussion
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VOTE Photo Contest Group 2 - Green With Envy
This is the 2nd group in this contest. Please vote for the photo that best represents our theme for this week, which is the color GREEN. 1. Moonbear http://img59.imageshack.us/img59/3446/greenhi9.jpg 2. Integral http://home.comcast.net/~Integral50/Photo_contest/HPIM1001a.JPG 3...- ZapperZ
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- Contest Green Group Photo
- Replies: 6
- Forum: General Discussion
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VOTE Photo Contest Group 1 - Green With Envy
This is certainly going to be another difficult contest to vote on, even for the first round. You have one vote to cast in each group. Please vote for the picture that best represents our theme, which is the color GREEN. 1. SpaceTiger http://www.astroskwurl.net/PF/Green.jpg 2...- ZapperZ
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- Contest Green Group Photo
- Replies: 8
- Forum: General Discussion
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FINAL VOTE Photo Contest - Sunrise, Sunset
This is going to be another difficult final round of voting. So good luck to everyone, and well done! 1. turbo-1 http://img120.imageshack.us/img120/2898/sunsetnov17jv3.jpg 2. hypnagogue http://img177.imageshack.us/img177/9495/sunsetlg8.jpg 3. matthyaouw 4. larkspur 5...- ZapperZ
- Thread
- Contest Final Photo
- Replies: 7
- Forum: General Discussion
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PF PHOTO CONTEST - Green With Envy (3/17-3/23)
[FONT="Comic Sans MS"]Green With Envy Just in time for St. Patrick's Day this weekend, our theme for this week will be the color GREEN. Your picture must have the color green as the dominant color in the picture. Good luck of the Irish. [SIZE="4"]Contest Rules: 1. Any digital photo...- ZapperZ
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- Contest Green Photo
- Replies: 36
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 2 - Sunrise, Sunset
This is the second group in this contest. Please vote for the picture that best represents our theme : a picture taken at sunrise, or sunset. Please note that in some pictures, the time it is taken isn't clear, and there may be uncertainty in whether a picture clearly qualifies with our...- ZapperZ
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- Contest Group Photo
- Replies: 3
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 1 - Sunrise, Sunset
It seems that lately, every contest seems to be impossible to vote on. This one is no exception. Well done to everyone who participated. Please vote for the picture that best represents our theme : a picture taken at sunrise, or sunset. Please note that in some pictures, the time it is taken...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 7
- Forum: General Discussion
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FINAL VOTE Photo Contest - Ain't No Mountain High Enough
This promises to be a brutal final round. Good luck to all finalists, and good luck to the rest of us who have to choose just one. Please vote for the picture that best represents our theme: Mountains! 1. cyrusabdollahi http://img254.imageshack.us/img254/7818/iranvp8.jpg 2. Integral...- ZapperZ
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- Contest Final Photo
- Replies: 14
- Forum: General Discussion
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PF PHOTO CONTEST - Sunrise, Sunset (3/10-3/16)
[FONT="Comic Sans MS"]Sunrise, Sunset Our theme this week is on two of my favorite times of the day, sunrise and sunset. Your picture must have been taken during one of those times. [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned photo relevant to the theme will be accepted...- ZapperZ
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- Contest Photo
- Replies: 62
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 2 - Ain't No Mountain High Enough
This is the 2nd group of voting for this difficult contest. Please vote for the picture that best represents our theme - Mountains! 1. Mk http://img250.imageshack.us/img250/3089/dsc06269sr7.jpg 2. larkspur 3. hypatia http://i82.photobucket.com/albums/j269/hypatia3811/smokey.jpg...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 7
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 1 - Ain't No Mountain High Enough
This promises to be another very difficult contest. Congratulations to everyone who participated. Please vote for the picture that best represents our theme: Mountains. You have one vote in each group. 1. cyrusabdollahi http://img254.imageshack.us/img254/7818/iranvp8.jpg 2. Physics is...- ZapperZ
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- Contest Group Photo
- Replies: 11
- Forum: General Discussion
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FINAL VOTE PF PHOTO CONTEST - It's All There, In Black And White
This promises to be an impossible contest to vote. Still, do your best to pick the picture that best represents our theme : black and while photo. 1. Janus http://home.earthlink.net/~parvey/sitebuildercontent/sitebuilderpictures/beach.jpg 2. alex caps...- ZapperZ
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- Contest Final Photo
- Replies: 17
- Forum: General Discussion
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PF PHOTO CONTEST - Ain't No Mountain High Enough (3/3-3/9)
[FONT="Comic Sans MS"]Ain't No Mountain High Enough This week, our theme is on MOUNTAINS. Pictures must have real mountain/s as the main subject. [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned photo relevant to the theme will be accepted within the contest period. In...- ZapperZ
- Thread
- Contest Photo
- Replies: 28
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 2 - It's All There, In Black And White
This is the second group in this contest. 1. physarrista 2. Moonbear http://img408.imageshack.us/img408/7810/armorbwuh4.jpg 3. scorpa 4. cyrusabdollahi http://img237.imageshack.us/img237/8238/iranyp1.png 5. Chi Meson...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 6
- Forum: General Discussion
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VOTE PF PHOTO CONTEST Group 1 - It's All There, In Black And White
This one promises to be an extremely difficult contest to vote on. So good luck to everyone. Please vote for the best picture in black and white. You have one vote to cast in each group. 1. turbo-1 http://img132.imageshack.us/img132/4878/traingrayoy8.jpg 2. Janus...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 11
- Forum: General Discussion
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Astonishing Photo of Russian Rocket Booster Explosion!
I know it isn't generally kosher to link other forums, but this is just too crazy to pass up. An astrophotographer in Perth happened to be out taking a wide-angle picture of just the right part of the sky when a Russian rocket booster exploded and fell to earth. The pic is a single 30 minute...- russ_watters
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- Explosion Photo Rocket Russian
- Replies: 3
- Forum: Astronomy and Astrophysics
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PF PHOTO CONTEST - It's All There, In Black And White (2/24-3/2)
[FONT="Comic Sans MS"]It's All There, In Black And White The pictures for this week's theme must be in black and white/grayscale. It can be on any subject matter. For this contest only, you are allowed to modify a color picture into black and white or grayscale. No other modification of...- ZapperZ
- Thread
- Contest Photo
- Replies: 56
- Forum: General Discussion
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VOTE Photo Contest - Happy Chinese New Year
This was probably a difficult contest to get or find a picture for many people. Still, we have a set of very strong pictures here, so voting might be tight! Please vote for the picture that best depicts our theme, which is either on the chinese people or culture, or on pigs to celebrate the...- ZapperZ
- Thread
- Contest Photo Year
- Replies: 6
- Forum: General Discussion
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VOTE Photo Contest - Will You Be My Valentine?
Another round of amazing pictures. This round of voting should be interesting. Please vote for the picture that BEST reflect our theme: anything to do with Valentine's Day. 1. hypatia 2. ZapperZ 3. Moonbear http://img232.imageshack.us/img232/3779/valentineskissesci7.jpg 4...- ZapperZ
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- Contest Photo
- Replies: 20
- Forum: General Discussion
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VOTE Photo Contest Final Round - Turning Over A New Leaf
This promises to be a tough final round for this contest. Please vote for the picture that best represents our theme this week, which is all about leaves! 1. Janus http://home.earthlink.net/~parvey/sitebuildercontent/sitebuilderpictures/fall.jpg 2. Moonbear...- ZapperZ
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- Contest Final Photo Turning
- Replies: 6
- Forum: General Discussion
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PF PHOTO CONTEST - Will You Be My Valentine? (2/10-2/16)
[FONT="Comic Sans MS"]Will You Be My Valentine? Valentine's Day is almost upon us. This week's theme is all about Valentine's day and what it represents. You picture must have a subject matter that has a clear connection to or representation of Valentine's Day. I may have to make a judgement...- ZapperZ
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- Contest Photo
- Replies: 53
- Forum: General Discussion
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VOTE Photo Contest Group 2 - Turning Over A New Leaf
This is the 2nd group for this contest. Please vote for the picture that best reflects our theme, which is on leaf/leaves. 1. FredGarvin http://img294.imageshack.us/img294/9505/veriagatedacerdh9.jpg 2. alex caps http://bikeflat.com/albums/album07/DSC_1446.sized.jpg 3. turbo-1...- ZapperZ
- Thread
- Contest Group Photo Turning
- Replies: 6
- Forum: General Discussion
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VOTE Photo Contest Group 1 - Turning Over A New Leaf
This will be another difficult round of voting. You have one vote for each group. Please vote for the picture that best reflect out theme this week, which is on leaf/leaves. 1. SpaceTiger http://www.astroskwurl.net/leaves_pf.jpg 2. Janus...- ZapperZ
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- Contest Group Photo Turning
- Replies: 8
- Forum: General Discussion
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Photo Contest - Turning Over A New Leaf (2/3-2/9)
Turning Over A New Leaf This week's theme is all about leaves, the biological kind. Your picture must have, as its central subject, a leaf, or leaves. This must be a real leaf, not fake, or picture/painting of a leaf. [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned...- ZapperZ
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- Contest Photo Turning
- Replies: 46
- Forum: Biology and Medical
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VOTE Photo Contest - Cry Me A River
Wow! Amazing pictures! I shouldn't be surprised anymore by now since we have had outstanding pictures during all the contest, but they continue to be amazing. Well done everyone! Please vote for the picture that best represents our theme this week, which is a picture of a river. {Since...- ZapperZ
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- Contest Photo River
- Replies: 8
- Forum: General Discussion
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PF PHOTO CONTEST Final Vote - Straight and Narrow
This is going to be a very difficult final round, so good luck to everyone. Please vote for the picture that best represents out theme, which is things that are straight and narrow. 1. turbo-1 http://img262.imageshack.us/img262/4175/wirebridgepy3.jpg 2. twisting_edge 3...- ZapperZ
- Thread
- Contest Final Photo
- Replies: 3
- Forum: General Discussion
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PF PHOTO CONTEST - Cry Me A River (1/27-2/2)
Note that I have added an additional rule to our contest. This is posted in Item #4 in this list. [SIZE="5"]Cry Me A River This week's theme is all about rivers of water. Your picture must have a river as its main subject. [SIZE="4"]Contest Rules: 1. Any digital photo or...- ZapperZ
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- Contest Photo River
- Replies: 39
- Forum: General Discussion
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VOTE Photo Contest Group 2 - Straight and Narrow
This is the second group in this contest. Please vote for the picture that best represents our theme, depicting a scence that is straight and narrow. 1. matthyaouw 2. alex caps http://bikeflat.com/albums/WashingtonDC/WashMonSky.sized.jpg 3. SpaceTiger 4. 3trQN...- ZapperZ
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- Contest Group Photo
- Replies: 11
- Forum: General Discussion
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VOTE Photo Contest Group 1 - Straight and Narrow
Wow! We have an astounding collection of photos for this contest! Well done everyone! This is going to be a tough round of voting, even for the first round. So good luck in choosing your favorite picture. Please vote for the picture that best represents our theme, depicting a scence that is...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 8
- Forum: General Discussion
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Real photo of an atom or maybe quark?
Homework Statement I'm making a sort of physics presentation because I'm graduating high-school soon and my physics so far sucks and the low grades won't let me go in university... anyway I need to make it look more scientific, not like an illustrated book for kids. That's why I need some REAL...- nerubz
- Thread
- Atom Photo Quark
- Replies: 3
- Forum: Introductory Physics Homework Help
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PF PHOTO CONTEST - Straight and Narrow (1/19-1/26)
Straight and Narrow Our theme this week is on anything that is "straight and narrow" (I'm sure you can guess what would not be allowed on PF, so don't even try). [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned photo relevant to the theme will be accepted within the...- ZapperZ
- Thread
- Contest Photo
- Replies: 34
- Forum: General Discussion
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VOTE Photo Contest - Now that's funny
I'm glad I'm not allergic to cats, or I would be in serious trouble with this thread. There are a lot of cats around here! :) Please vote for the picture that you think tickled your funny bone the most. 1. SpaceTiger http://www.astroskwurl.net/jp.jpg 2. turbo-1...- ZapperZ
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- Contest Funny Photo
- Replies: 15
- Forum: General Discussion
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PF PHOTO CONTEST - Now That's Funny (1/12-1/18)
Now That's Funny! This week's picture must contain something that is funny or amusing. It cannot be a photo of a picture, painting, mural, screen shot, comic panel, etc. [SIZE="4"]Contest Rules: 1. Any digital photo or digitally-scanned photo relevant to the theme will be accepted within the...- ZapperZ
- Thread
- Contest Funny Photo
- Replies: 13
- Forum: General Discussion
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VOTE Photo Contest Group 2 - Let it snow, let it snow, let it snow.
The second group of photos for this contest. Please vote the picture that best depicts our theme, which is SNOW. 1. jtbell http://web.presby.edu/~jtbell/blizzard/Calvert.jpg 2. scorpa http://i4.photobucket.com/albums/y117/Scorpa/IMG_0114.jpg 3. Moonbear...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 10
- Forum: General Discussion
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VOTE Photo Contest Group 1 - Let it snow, let it snow, let it snow.
This is going to be one of the toughest contest to vote on. So well done, and good luck to everyone! Please vote for the picture that best depicts our theme, which is SNOW! This is the first group of pictures. You have one vote for each group. 1. iansmith 2. sas3...- ZapperZ
- Thread
- Contest Group Photo
- Replies: 10
- Forum: General Discussion
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High School Photoelectric Effect: Grade 12 Questions Answered
ok what i don't understand is that, after a certain amount of time, won't the piece of metal loose all its electrons becoming completely positive!, what will happen then, just beomes +vly charged, am in grade 12 and my teacher couldn't give me a satisfying answer, thanks- mustafallica
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- Electric Photo
- Replies: 7
- Forum: Atomic and Condensed Matter
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PF PHOTO CONTEST - Let it snow, let it snow, let it snow. (1/5-1/11)
[SIZE="5"]Let it snow, let it snow, let it snow. It's winter, at least in the northern hemisphere. While some parts of the world has been unusually balmy, others have been buried under tons of snow. So this week, let's make snow cones out of all that snow. The theme this week is SNOW! So find...- ZapperZ
- Thread
- Contest Photo
- Replies: 60
- Forum: General Discussion
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VOTE Photo Contest - Happy New Year
A small, but amazing quality of pictures for this contest. There were imaginative ones, and at the other spectrum, a picture that stretches the imagination beyond possible to include the theme <looks at gokul> :) Please vote for the picture that best reflects our them, which is to depict...- ZapperZ
- Thread
- Contest Photo Year
- Replies: 10
- Forum: General Discussion
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PF PHOTO CONTEST - Happy New Year (12/29-01/04)
[SIZE="5"]Happy New Year! Our contest this week will straddle into the new year, so what better theme can we have at this time? To celebrate the year 2007, our contest this week will involve anything to do with the Number 7. It could be a picture of a building that has only 7 floors, or a...- ZapperZ
- Thread
- Contest Photo Year
- Replies: 26
- Forum: General Discussion
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VOTE Photo Contest - We Built This City
It was a fun contest, especially when people complained that the tune representing our theme stuck in their heads! :biggrin: Please vote for the picture that best shows the scene from a city. 1. larkspur 2. SpaceTiger http://www.astroskwurl.net/nashville2.jpg 3. hypnagogue...- ZapperZ
- Thread
- Contest Photo
- Replies: 1
- Forum: General Discussion
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PF PHOTO CONTEST - We Built This City (12/22-12/28)
[SIZE="5"]We Built This City! We have had contest depicting the tranquil countryside, farmland, and other rural areas. This time, we deal with the big bad boy. The theme this week will be on scenes from a city or any urban area (suburbia doesn't count). Merry Christmas, Happy Hannukkah...- ZapperZ
- Thread
- Contest Photo
- Replies: 26
- Forum: General Discussion
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VOTE Photo Contest - Happy Holidays
A surprisingly small number of entries (maybe everyone's on vacation already), but not lacking in quality. So well done to everyone who submitted a picture. Please vote for the picture that best represents our theme "Happy Holidays", which depicts a holiday decorations sans christmas trees...- ZapperZ
- Thread
- Contest Photo
- Replies: 4
- Forum: General Discussion