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Newton's laws of motion
Challenge has finished
This is the third in the series: ‘Seven Scientific Theories’.
Imagine you have been asked to provide one or two creative and inspirational illustrations for a textbook, on Newton's laws of motion.
A spacecraft in free fall (the first law)? A dragster burning rubber (the second law)? A heeling yacht (the third law)? An interceptor with flaming afterburners (the second or third law)? A cannon firing (the third or second law)?
(The whole series is here: https://www.dpreview.com/forums/thread/4236850 )
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Announced:
Tuesday, 23rd January, 2018 (GMT)
Submissions:
Tuesday, 30th January, 2018 –
Monday, 5th February, 2018
(GMT)
Voting:
Tuesday, 6th February, 2018 –
Monday, 12th February, 2018
(GMT)
Processing rules:
Capture date rules:
Additional rules:
Maximum number of entries per user:
2
Maximum number of entries in challenge:
70
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submission
phase has ended
32 entries
voting
phase has ended
339 votes
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A Canon ball exploding out of the barrel normally exerts an opposite reaction force to the canon. Fortunately, most demonstrations do not use live ammo. But they look very interesting and most camera shutters are snapped as a natural response to the explosion!
Camera: | |
Lens: | |
Submitted: | Monday, 5th February, 2018 23:56 (GMT) |
Taken: | Sunday, 6th August, 2017 |
Focal length: | 80 mm |
Shutter speed: | 1/400 sec |
Aperture: | F4 |
ISO: | 400 |
Notes: | Photo cropped and resized. |
Views: | 127 |
Galleries: |
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