Recent content by davenn

yeah, still very close to the horizon here in Australia. I have seen/photo'ed it a couple of times but very difficult in the twilight this was for the 22 April that I posted on social media ..... TONITE'S "BEST OF THE BUNCH" PHOTO OF COMET 12P/PONS-BROOKS Canon 6DII, 200mm, f2.8, 10 sec, ISO160...

hi there and welcome to PF :smile: I dont claim to be an expert in the subject, but I am very passionate about solar activity and it's effects on the Earths atmosphere my thread of solar activity stuff...

Actually, when I was a kid .... it was still a manual phone exchange system the operator in the phone exchange was like ...... not the one from my childhood town that Dad took me to ( Mosgiel, NZ), in the late 1960's but representitive of it And in 1976, I got a job with the local branch of...

A lawyer was cross-examining the doctor about whether or not he had checked the pulse of the deceased before he signed the death certificate. "No," the doctor said. "I did not check his pulse." "And did you listen for a heartbeat?" asked the lawyer. "No I did not," the doctor said. "So," said...

thanks, Initially when i read that statement online, I was forgetting the about terminal velocity, and that was what was leading me astray Old age and and senility is my excuse haha Dave and to show how bad that is .... I typed this response 2 hrs ago and just found that I hadnt sent it...

That's where the "if looks could kill...." came from hahahaha

from ... www.physicsclassroom.com/class/1DKin/Lesson-5/The-Big-Misconception "Free-fall is the motion of objects that move under the sole influence of gravity; free-falling objects do not encounter air resistance. Huh ?? of course it encounters air resistance, doesnt it ? An object...

Well that escalated quickly LOL

This is quite misleading (the newspaper headlines) as it wasn't a random find This meteorite was an observed fall so there were many people out looking for fragments of the meteorite on the ground Cant remember if I have a bit of that one. I did see it for sale when I was at the recent Tucson...