{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

E3N1_Oct11[1] - L I G H T • Radiation is anything that...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

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

View Full Document Right Arrow Icon

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

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: L I G H T • Radiation is anything that spreads out from a source. - Light obeys the inverse square law so it qualifies! Light : What is it? • Radiation is anything that spreads out from a source. - Light obeys the inverse square law • Light is a form of electromagnetic radiation. • Newton discovered that sunlight is composed of all the colors of a rainbow. • This is called a visible spectrum . • Visible Light is a small part of the electromagnetic spectrum . Light : What is it? • Radiation is anything that spreads out from a source. - Light obeys the inverse square law • Light is a form of electromagnetic radiation. • Newton discovered that sunlight is composed of all the colors of a rainbow. • This is called a visible spectrum . • Visible Light is a small part of the electromagnetic spectrum . Light : What is it? Light : How can we use it? • Light is nearly the only source of information we have about the universe outside the Solar System • We have to learn all we can about its properties • Light carries energy - Save energy by turning off your lights… •...
View Full Document

{[ snackBarMessage ]}

Page1 / 9

E3N1_Oct11[1] - L I G H T • Radiation is anything that...

This preview shows document pages 1 - 5. Sign up to view the full document.

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