russ_watters's latest activity
-
russ_watters reacted to Astronuc's post in the thread Is nuclear fusion without radioactive waste possible? with
Informative.
Not as yet. This would require an aneutronic fusion reaction, i.e., a fusion reaction that does not produce neutrons. One reaction of... -
The Special and General theories of Relativity are 120 and 110 years old respectively. There's nothing deeper to find now. One area of...
-
russ_watters reacted to kuruman's post in the thread I want to help Physics education. What should I do? with
Like.
That is not unfortunate, think of all the years that you have ahead of you to work towards your goals. Keep focused and don't let those... -
Not to be negative, but it seems we've exhausted this thread, and now is a good time to close it with the famous Jimmy Durante quote...
-
We do take it for granted. Everybody should agree that there is a stopping force behind the screen the prevents the weight on the left...
-
It's difficult to predict, without experimenting, how a person will react to an explanation. Ask someone who thinks there's no gravity...
-
Yes, and as I tried to do in post #34 and @vela in post #60.
-
That's what I was trying to explain to you in Post #7.
-
I share the same sentiment as @Mister T. Because it is not always an error. We (as scientists and physics students) need to avoid the...
-
True in the world of physics and engineering, which is indeed where we are right now as we participate in this forum. But by...
-
russ_watters reacted to Rive's post in the thread Wood/Glass/Metal DIY lifting concrete blocks with a lever and a grabber with Like.
There is this kind of self-locking thing...
-
I've seen that misconception in the wild. It is the "transitive property of forces". If you pull on an object with a force of 50 N then...
-
Typical junk foods have so many calories that it's almost impossible to burn them off in any case. It is easy to consume 5,000 calories...
-
Why? Almost every bit of knowledge we gain involves a process of comparison to something else that we already understand. Anyway, the...
-
Consider the drawing shown on the right. The tension in the left string is equal to the weight, T = 100 N because the mass is at rest...