Videos

TedEd video on dual nature of light

Added Feb 20, 2018 •

Copy this URL:
Embed code:	<iframe class="edlio-embed-player" type="text/html" width="640" height="360" src="//jhs.jisd.org/apps/embed/?v=175620" frameborder="0" allowfullscreen></iframe> Change dimensions

Watch the video and answer the Think questions

Show Transcript

MCA yellow pencil on your desk your eyes are collecting all sorts of information about the pencil color shape distance exactly does this happen Visionworks accessories including Plato and Pythagoras were sent to gather information about far away objects they simply collect still ice that falls into them Apostles. Accounts for a fact that the Greeks couldn't easily explain why it gets dark sometimes missing objects like the Sun or a light bulb I noticed sources of Life most of the things we see like that pencil on your desk are simply reflecting light from a source the light that hits your eye actually originated at the does travel through empty space which is pretty cool is it a practical like atoms or is it a way like ripples on the surface of a point she called corpuscles using this assumption improper fraction sometimes get things wrong in the 19th scientists to the series of experiments that don't interact with each other at all you would expect with crash into some of the part that doesn't happen which other as you can check for yourself in space they can be seen when two objects. the surface of a steel Punt and also sources of light acts like a wave I'm going to pencil looks yellow so it's settled then light is a wave right not so fast in the 20th century scientists it experiments that appeared to sing like a particle instance lights on a metal the latest transfers energy to the atoms in the metal in discrete packets called Contact but we can't just forget about properties like interference either so these quanta of lights aren't at all like the tiny hard sphere is Newton this result that late sometimes behaves like a particle and sometimes behaves like a wave to a revolutionary new physics quantum mechanics let's go back to the question what is life well ladies really like anything we're used to dealing with in our everyday lives sometimes it behaves like a particle and other times it behaves like a wave but it isn't exactly like either

Uploaded by Debra Hood.

Videos

TedEd video on dual nature of light

More videos from Debra Hood