physics

Tagged Discussions

Fleur @Fleura (34927) • United Kingdom 18 Feb

I just mentioned this to @JudyEv so I thought I may as well write about it. Some years ago I remember reading a jokey article in (I think) New Scientist magazine. It was a proposal for the creation of a perpetual motion machine,...

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12 people

Conservation of Angular Momentum

Judy Evans @JudyEv (381815) • Rockingham, Australia 16 Feb

I wonder how many will be tempted to skip this discussion given its fancy title! MyLotter LindaOh (@LindaOHio) was able to tell me how ice-skaters can increase their speed when swivelling on the one spot. I thought...

conservation of angular momentum

skating

physics

physic principles

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10 people

Children love mirror science in science centres

Dr Souvik Chatterji @sathviksouvik (23235) 8 Apr 25

In many science centres there is a section relating explanation of physics and light. All the elements of reflection refraction are explained. There are tunnels created where if the children look they will find depth in all...

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6 people

Project Complete.

rakski @rakski (156249) • Philippines 14 Feb 25

Almost two weeks since we started this and look at what we end up doing. It might be the same as the original one but I think we deserve a apt in our shoulders. My daughter took a picture of it and send them to the...

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16 people

A rainbow is just a natural, physical phenomenon

Pitstop @pitstop (15551) • Australia 12 Jun 23

I opened my protein shake powder today and saw a rainbow in it - it's just the light streaking in through the window that refracted through the clear, curved plastic container to form this. There's nothing to read between the...

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15 people

In the mountain in Kalimpong the science city is amazing.

Dr Souvik Chatterji @sathviksouvik (23235) 7 Aug 22

The open air science city at more than 5000 feet is amazing. In Kalimpong travellers see the static models and working models of animals, birds and pre-historic living beings.The details of them are given at the base.There are...

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5 people

In Science city the evolution section is amazing.

Dr Souvik Chatterji @sathviksouvik (23235) 18 Dec 21

Science city in Kolkata is an amazing place. While there are separate sections relating to Physics, Biology, some sections attract children a lot. The section dealing with evolution of mankind is one of them. Right from the time...

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2 people

Held up by the big questions.

Fleur @Fleura (34927) • United Kingdom 30 Apr 21

Every morning the girls come for a ‘morning cuddle’ before we all get up and start rushing around to get ready for school. Usually just a few minutes. But this morning, just as we were getting up, Little One asked ‘Where did the...

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11 people

Fixing stuff for free.

The Horse @TheHorse (238275) • Walnut Creek, California 22 Jan 20

I got to enjoy another small project the other day. One of the kid chairs at the preschool had broken, and I got to be the one to glue it back together. I used two different kinds of glue, and the project was successful. An...

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8 people

Did the universe have a beginning?

Gary Sibio @garysibi (702) • Chicago, Illinois 16 Aug 19

There are two options. Either there was a time when the universe didn't exist and, somehow, it came into existence or it is infinite and always existed. There's a huge problem with the second option: it violates Newton's Second...

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5 people

Difficult studies

Denise @petatonicsca (7070) • Japan 18 Jul 19

I'm a music teacher but recently, for the past couple of years, I've been taking online geology courses. You may have seen my posts about volcanoes and earthquakes. Well, right now I'm taking one called "Earthquake Seismology"....

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3 people

The Human Brain is Mind Blowing...

ParaTed2k @ParaTed2k (22940) • Sheboygan, Wisconsin 18 May 19

Everything that has ever been invented by humans was born in the human brain. No other object has produced such beauty and power but more ugliness and destruction. The human brain invented the atomic bomb, and nuclear medicine,...

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2 people

Booing the Big Bang

eileenleyva @eileenleyva (27555) • Philippines 2 Mar 19

Our default program, when tired from the daily grind, is Sheldon's schematics in the Big Bang Theory. Of course, the flat screen runs on till the show comes to end, and we would be snoring till morning. I remember though, an...

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4 people

Today's Google Doodle - Soviet Physicist Lev Landau!

Miss Nikki @MissNikki (5234) • Maple Ridge, British Columbia 22 Jan 19

I always enjoy when I see a google doodle that intrigues me. Today I clicked on it because I was not sure who the fella in the drawing was. The man in the doodle is Soviet Physicist Lev Landau. He would have been 111 years old...

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3 people

Dr. Kalam's interest in Physics had its root in 'Philosophy'

Anindita Sengupta @aninditasen (18198) • Raurkela, India 6 Jun 18

After high school at the age of 15, Dr. Kalam had no urge to go back to Rameswaram but continue his higher studies. So he took admission into St.Joseph's College, Trichy. Though he felt a little bit homesick but his room-mates,...

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3 people

Cheese And Butter Defy The Laws Of Physics

Arthur Chappell @arthurchappell (44941) • Preston, England 24 May 18

Why is it when I use cheese or butter type products, there is never enough packaging left to wrap fully round what is left over? I buy a block of butter, wrapped tightly in its foil. I open it, and chop a chunk out to consume....

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5 people

Book Review Lawrence M Krauss A Universe From Nothing

Arthur Chappell @arthurchappell (44941) • Preston, England 20 Dec 17

2012 – Simon And Shuster Lawrence Krauss is one of the great scientists of our age, on par with Einstein, Hawking, Dawkins, and Sagan. In this short book, he attempts to explain why there is a Universe rather than an infinite...

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7 people

Going to visit science center

INDIAN WOMAN @hema7213 (3517) • India 6 Oct 17

Hey everyone, I am going to visit science center tomorrow....I am gone there so many times ....it contain some physics games, one movie about galaxy and some history about the city..... But this time I am going for a special...

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2 people

Preston Heritage Weekend – Diary Saturday 9th September 2017 Moor Park And The Jeremiah Horrocks Observatory

Arthur Chappell @arthurchappell (44941) • Preston, England 12 Sep 17

My next chosen tour from the programme options of the Preston Heritage Day was a tour of one of the city’s biggest park, Moor Park. This incorporated a visit to the Jeremiah Horrocks Observatory located in the park. I arrived...

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4 people

Is earth really spherical???

Bala @everloving (439) • Chennai, India 14 Jul 17

Its Friday & the partying has already began to go in waves in your mind. Now, I have just got something for you to think about. Today turned out to be a day of great debates between two groups in our team. One prophesied that the...

earth

science

physics

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2 people