Recent questions in Visible Light

+119 votes

0 answers

How does light make such an orderly pattern when passing through two slits if each individual particle of light can only pass through either one or neither of them at all?

asked Mar 16, 2022 in Visible Light by Mishmash85

+14 votes

0 answers

Does the intensity of light change due to the effect of gravity?

asked Mar 16, 2022 in Visible Light by Greg Walker

+83 votes

0 answers

Why do we only call the band of colors that humans can see in a rainbow "visible light", when in reality many lifeforms can see many different and larger spectrums of light?

asked Mar 16, 2022 in Visible Light by ourlady

+9 votes

0 answers

How can the universe be at least 46 billion light years across but only 14 billion years old?

asked Mar 16, 2022 in Visible Light by RadiantSeeker (2.3k points)

+22 votes

0 answers

Why do I see flashing lights sometimes when I move from light to dark? (It only happened once and I noticed it)

asked Mar 16, 2022 in Visible Light by Dell

+9 votes

0 answers

What are two ways heat and light energy can affect matter?

asked Mar 15, 2022 in Visible Light by palavaman

+232 votes

0 answers

Why does light reflect from a mirror at an angle from normal to the surface?

asked Mar 15, 2022 in Visible Light by dirtydeeds

+17 votes

0 answers

A helium neon laser emits a light of 632.8 nm and its output is 3.2 mW. How many photons are emitted each minute by this laser?

asked Mar 14, 2022 in Visible Light by Josiedoesdiy

+47 votes

0 answers

What does it mean if a neighbor always has a blue light on or some other color?

asked Mar 14, 2022 in Visible Light by maharg

+252 votes

0 answers

Does any light or ray contain warmth?

asked Mar 13, 2022 in Visible Light by LunarOracle

+2 votes

0 answers

How does space not contain light? As we know that light is an electromagnetic wave, and if that then the space would be lit by light, but it’s not. Why?

asked Mar 13, 2022 in Visible Light by Ding

+6 votes

0 answers

What is the frequency of light whose wavelength is 6.5 x 10^-7nm?

asked Mar 12, 2022 in Visible Light by Trapper T

+24 votes

0 answers

Why do my housemates dislike or disapprove me turning on the kitchen light at 08:00 in the morning; whilst I am making breakfast, when clearly there is insufficient light penetrating the room?

asked Mar 12, 2022 in Visible Light by fiveduck

+256 votes

0 answers

How does light bending in a gravitational field according to general relativity compare to light bending in a gravitational field according to Newtonian mechanics?

asked Mar 12, 2022 in Visible Light by Banker

+18 votes

0 answers

How does light propagate without a medium?

asked Mar 12, 2022 in Visible Light by petertheplumber

+8 votes

0 answers

What is darkness, and how is it related to light?

asked Mar 12, 2022 in Visible Light by CrystalPulse

+76 votes

0 answers

How much power is 75 watts of a light bulb?

asked Mar 12, 2022 in Visible Light by provincedeadpan

+661 votes

0 answers

If free electrons in metal don’t absorb or emit photons. Why is 100% of light not reflected? Meaning there is something still absorbing the photons.

asked Mar 11, 2022 in Visible Light by oaksnorton

+628 votes

0 answers

What is the relationship between an object's refractive index and its ability to reflect light?

asked Mar 10, 2022 in Visible Light by Granfernewtown20

+14 votes

0 answers

What causes lights to turn on and off in the middle of the night? It was almost 3 A.M. and I could hear someone constantly flipping the light switch for 3 minutes but as I went to check it immediately stopped and there was no one to be seen.

asked Feb 20, 2022 in Visible Light by SeraphicWhisper

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