User YungHummmma

22 votes

Accepted

Why does ice have a lower density than water?

answered Sep 24, 2013 at 15:58

13 votes

Accepted

What happens if I throw a battery into water?

answered Mar 14, 2014 at 22:35

12 votes

When we do pull-ups, does the bar takes more weight than when we hang down on the bar?

answered Apr 30, 2014 at 13:42

8 votes

How to measure resistance of a piece of wire?

answered Dec 16, 2013 at 4:14

6 votes

Why is the orbit of an electron circular?

answered Jan 7, 2014 at 16:48

6 votes

Accepted

Direction of force of friction?

answered Jan 22, 2014 at 18:18

6 votes

Accepted

How would a laser gun actually work?

answered Nov 15, 2013 at 17:55

4 votes

Accepted

Can electrons coincidentally flow along a circuit to cause current?

answered Mar 31, 2014 at 21:08

3 votes

How does one exert greater force on the ground by jumping?

answered Mar 14, 2014 at 22:44

3 votes

Maximum helicopter height

answered Jun 19, 2014 at 15:11

3 votes

Accepted

Why does a stationary force affect the conservation of momentum, but not the conservation of energy?

answered Sep 24, 2013 at 15:32

2 votes

Why is there no permittivity-type constant for gravitation?

answered Nov 12, 2013 at 22:58

2 votes

Can I alternate between notes really fast and have it sound like a chord?

answered Jan 23, 2014 at 4:46

2 votes

Good explanation of a real image?

answered Sep 18, 2013 at 21:39

2 votes

Electric field outside a sphere with a cavity

answered Sep 16, 2013 at 3:45

2 votes

Why can I have a pillow fight with my friends but not a hammer fight?

answered Jun 12, 2014 at 18:59

1 vote

Accepted

Drude model: A concerning approach to $\tau$ hurts Ohm's Law

answered Jul 15, 2014 at 18:28

1 vote

How do electrons actually move in a circuit?

answered Jun 10, 2014 at 14:50

1 vote

Are the colors of the rainbow absolute or arbitrarily assigned?

answered Feb 25, 2016 at 19:53

1 vote

Accepted

Why does a bungee jumper continue to move downwards beyond the equilibrium position of the jumper and cord?

answered May 23, 2016 at 17:54

1 vote

Are the forces I'm using correct? (ball in air)

answered Jul 5, 2013 at 21:04

1 vote

If I travel close to the speed of light and come back, why is everyone else dead, and not me?

answered Sep 9, 2013 at 5:24

1 vote

How to determine what an object is composed of?

answered Dec 11, 2013 at 21:23

0 votes

The moving capacitor

answered Sep 16, 2013 at 15:18

0 votes

Heisenberg's uncertainty principle for electrons and atoms

answered Sep 19, 2013 at 13:58

0 votes

Does light color change when refracting?

answered Mar 17, 2014 at 20:46

0 votes

How do High Electron Mobility Transistors (HEMT) work?

answered May 1, 2015 at 4:27

-1 votes

Accelerometer validation trace

answered Jun 16, 2014 at 14:38

-2 votes

Speed of approach between image and object

answered Oct 8, 2013 at 19:29

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29 Answers

Why does ice have a lower density than water?

What happens if I throw a battery into water?

When we do pull-ups, does the bar takes more weight than when we hang down on the bar?

How to measure resistance of a piece of wire?

Why is the orbit of an electron circular?

Direction of force of friction?

How would a laser gun actually work?

Can electrons coincidentally flow along a circuit to cause current?

How does one exert greater force on the ground by jumping?

Maximum helicopter height

Why does a stationary force affect the conservation of momentum, but not the conservation of energy?

Why is there no permittivity-type constant for gravitation?

Can I alternate between notes really fast and have it sound like a chord?

Good explanation of a real image?

Electric field outside a sphere with a cavity

Why can I have a pillow fight with my friends but not a hammer fight?

Drude model: A concerning approach to $\tau$ hurts Ohm's Law

How do electrons actually move in a circuit?

Are the colors of the rainbow absolute or arbitrarily assigned?

Why does a bungee jumper continue to move downwards beyond the equilibrium position of the jumper and cord?

Are the forces I'm using correct? (ball in air)

If I travel close to the speed of light and come back, why is everyone else dead, and not me?

How to determine what an object is composed of?

The moving capacitor

Heisenberg's uncertainty principle for electrons and atoms

Does light color change when refracting?

How do High Electron Mobility Transistors (HEMT) work?

Accelerometer validation trace

Speed of approach between image and object