The Nature of Light

The Nature of Light - TheNatureofLight 1...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
The Nature of Light 1. Light leads to answers a. The light coming from our sun, stars, and other galaxies tells us the chemical makeup, the distance, and many other things b. Questions i. Does light travel? 1. Galileo asked this question. He and some of his companions went on the top of a mountain to take shudder images. This didn’t work because of human differences. 2. People were looking at Jupiter and everyone was obsessed with the Galilean moons. Everyone knew when eclipses would happen. When they saw from different distances, they got an indication that light must travel. 3. They developed a method to determine the speed of light, which is c = ~3*10^8 m/s. Maxwell, a theorist, also confirmed this number using a different method. ii. Sunlight 1. When you put sunlight through a prism, you get the spectrum. The original idea was that the glass added color to the white light from the sun. Newton found that the color/wavelength that went through a slit was the color that came out of the other side. This showed that white light was being broken into pieces. 2.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

The Nature of Light - TheNatureofLight 1...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online