User lamplamp

7 votes

Why should water fall down from an upside down glass of water?

answered May 28, 2021 at 5:21

5 votes

Why is gravity considered a negative vector in a pendulum question?

answered Nov 15, 2020 at 16:39

2 votes

How can focal length of the human eye lens change?

answered Nov 19, 2020 at 7:55

2 votes

Does a rock use up energy to maintain its shape?

answered Nov 30, 2018 at 21:36

2 votes

Atmospheric pressure And heat convection

answered May 15, 2018 at 4:00

2 votes

Why does high pressure cause clear skies?

answered Jan 13, 2019 at 8:09

2 votes

Are the physical structures in our sun of comparable complexity to those in the human brain?

answered Jun 3, 2021 at 5:50

2 votes

Why are these resistors not in series?

answered Mar 24, 2021 at 6:31

2 votes

Why doesn't the voltage increase when batteries are connected in parallel?

answered May 27, 2021 at 4:17

1 vote

Accepted

Why does splitting a nucleus release energy but breaking molecular bonds requires energy?

answered Mar 28, 2021 at 8:09

1 vote

Intuitively, why does putting capacitors in series decrease the equivalent capacitance?

answered Jun 20, 2019 at 22:25

1 vote

What sets the Frequency and Wavelength of EM Radiation?

answered Mar 22, 2018 at 18:41

1 vote

What is an experiment to teach my daughter about steam (water) pressure?

answered May 13, 2018 at 18:54

1 vote

Examples of adaibatic and isothermal process from daily life

answered May 13, 2018 at 21:41

1 vote

Energy transfer during perfectly elastic collision between bodies of same mass

answered Nov 13, 2020 at 23:15

1 vote

Potential Energy of body and Earth system

answered Nov 14, 2020 at 21:19

1 vote

There is something I don't understand in the answer of the following question

answered Nov 17, 2020 at 5:00

0 votes

If heat and sound are both caused by vibrations, why isn't sound warm? Or heat loud?

answered Dec 6, 2018 at 6:37

0 votes

Ideally, how to achieve isothermal expansion of an ideal gas?

answered May 16, 2018 at 8:03

0 votes

Friction and internal energy of an irreversible adiabatic compression of ideal gas

answered Jan 28, 2020 at 19:32

0 votes

Gravitational Wave - What is waving?

answered Feb 11, 2020 at 1:30

0 votes

Experimental evidence for $F=\frac{dp}{dt}$

answered Apr 6, 2021 at 22:53

0 votes

Conceptual question about cavity inside a sphere of uniform charge

answered Apr 7, 2021 at 19:33

0 votes

What does an external test charge feel along the dipole axis of radiating antenna?

answered May 2, 2021 at 17:34

0 votes

How work is done by rapid expansion or compression at adiabatic process?

answered Oct 30, 2022 at 3:02

0 votes

How do we go from having electric and magnetic fields to an electromagnetic wave?

answered Jun 22 at 21:02

0 votes

how does bouyance work on a molecular scale (gas or liquid phases), or doesn't it?

answered Jun 15, 2020 at 16:39

-1 votes

The Enigma of Universal Gravitation Forces

answered Mar 4, 2020 at 14:54

-2 votes

What is the proper way to understand Fermat's principle?

answered Nov 27, 2020 at 5:16

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29 Answers

Why should water fall down from an upside down glass of water?

Why is gravity considered a negative vector in a pendulum question?

How can focal length of the human eye lens change?

Does a rock use up energy to maintain its shape?

Atmospheric pressure And heat convection

Why does high pressure cause clear skies?

Are the physical structures in our sun of comparable complexity to those in the human brain?

Why are these resistors not in series?

Why doesn't the voltage increase when batteries are connected in parallel?

Why does splitting a nucleus release energy but breaking molecular bonds requires energy?

Intuitively, why does putting capacitors in series decrease the equivalent capacitance?

What sets the Frequency and Wavelength of EM Radiation?

What is an experiment to teach my daughter about steam (water) pressure?

Examples of adaibatic and isothermal process from daily life

Energy transfer during perfectly elastic collision between bodies of same mass

Potential Energy of body and Earth system

There is something I don't understand in the answer of the following question

If heat and sound are both caused by vibrations, why isn't sound warm? Or heat loud?

Ideally, how to achieve isothermal expansion of an ideal gas?

Friction and internal energy of an irreversible adiabatic compression of ideal gas

Gravitational Wave - What is waving?

Experimental evidence for $F=\frac{dp}{dt}$

Conceptual question about cavity inside a sphere of uniform charge

What does an external test charge feel along the dipole axis of radiating antenna?

How work is done by rapid expansion or compression at adiabatic process?

How do we go from having electric and magnetic fields to an electromagnetic wave?

how does bouyance work on a molecular scale (gas or liquid phases), or doesn't it?

The Enigma of Universal Gravitation Forces

What is the proper way to understand Fermat's principle?