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  • Member for 11 years, 8 months
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29 votes
4 answers
126k views

What is the difference between center of mass and center of gravity?

12 votes
3 answers
6k views

Does light change color on its way through a window? [duplicate]

7 votes
2 answers
212 views

Why did this glass start popping?

6 votes
2 answers
319 views

Why isn't data lost when sent over large distances?

6 votes
3 answers
8k views

What does the decay constant mean?

5 votes
3 answers
20k views

Can ice have a higher entropy than water?

4 votes
1 answer
2k views

Does weather obstruct microwaves and radiowaves?

4 votes
3 answers
2k views

Does entropy really always increase (or stay the same)? [duplicate]

3 votes
2 answers
4k views

How much better is salt water at letting through microwaves than pure water?

3 votes
1 answer
2k views

Could we survive if the Sun were a black hole? [closed]

3 votes
1 answer
9k views

How to calculate uncertainties of a natural exponential function?

2 votes
5 answers
455 views

Is there a more scientific term for "obstruction of EM waves"?

2 votes
2 answers
426 views

Is there an upper limit to wavelength and particle size in the Mie Scattering solution?

2 votes
1 answer
78 views

What is the meaning of $\%E$ on a graph?

1 vote
1 answer
416 views

Why does a temperature increase on a fixed volume increase entropy?

1 vote
2 answers
9k views

Is lattice enthalpy positive or negative?

1 vote
1 answer
2k views

Does mass concentration affect the torque induced by a force?

1 vote
2 answers
2k views

Does a scale model with 1/2 the linear length have 1/8 the mass?

1 vote
1 answer
96 views

If a cart hits a wall, does the weight of it affect how it moves, when the center of gravity is constant?

0 votes
1 answer
5k views

Does weight distribution affect angular velocity?

0 votes
1 answer
795 views

How can the torque a bicycle experiences be calculated based on the center of gravity, weight and a force?

0 votes
1 answer
841 views

Is there a formula for determining the focal point of a sphere?

0 votes
1 answer
567 views

Are normal light waves more dangerous than WiFi radiation? [closed]