User Michael

17 votes

Do we know why there is a speed limit in our universe?

answered Jan 29, 2016 at 21:53

10 votes

"Falling upward" - how far you have to be from Earth to start falling to the Moon?

answered Nov 20, 2014 at 21:33

9 votes

Why are four-legged chairs so common?

answered Feb 20, 2016 at 0:44

9 votes

A planet with a square orbit?

answered Feb 2, 2022 at 18:03

4 votes

What is the speed of Newtonian gravity?

answered Jun 3, 2015 at 21:24

3 votes

When a catamaran heels over

answered Dec 3, 2015 at 1:32

3 votes

Is electricity instantaneous?

answered Oct 16, 2013 at 16:41

3 votes

Why are we still teaching Newtonian physics if it's "false"?

answered Dec 24, 2014 at 4:17

1 vote

Energy loss through gravity and the law of conservation of energy

answered Dec 5, 2014 at 14:28

0 votes

Can we create invisible things?

answered Dec 7, 2014 at 19:36

0 votes

Why is the Milky Way flat?

answered Dec 20, 2014 at 17:53

0 votes

Why in Newton's law of gravity, we do $M_1 \times M_2$ and not $M_1 + M_2$?

answered Oct 15, 2013 at 21:57

0 votes

Does Gravity / curved space cause rotation?

answered Feb 8, 2014 at 2:25

0 votes

Can a balloon float into space? (+orbital velocity)

answered Jun 23, 2015 at 20:40

-2 votes

Explain it to me like I'm a physics grad: Greenhouse Effect

answered Aug 1, 2023 at 23:39

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15 Answers

Do we know why there is a speed limit in our universe?

"Falling upward" - how far you have to be from Earth to start falling to the Moon?

Why are four-legged chairs so common?

A planet with a square orbit?

What is the speed of Newtonian gravity?

When a catamaran heels over

Is electricity instantaneous?

Why are we still teaching Newtonian physics if it's "false"?

Energy loss through gravity and the law of conservation of energy

Can we create invisible things?

Why is the Milky Way flat?

Why in Newton's law of gravity, we do $M_1 \times M_2$ and not $M_1 + M_2$?

Does Gravity / curved space cause rotation?

Can a balloon float into space? (+orbital velocity)

Explain it to me like I'm a physics grad: Greenhouse Effect