l25 - Today Announcements HW#10 is due Fri 4/23 8:00 am...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
ISP209s10 Lecture 25 -1- Today • Announcements: – HW#10 is due Fri 4/23 8:00 am – Exam #3 Thurs. April 29 – Final Exam will be on CAPA (take-home) • Dark Matter and Dark Energy • String Theory as a theory of everything – PBS NOVA “The Elegant Universe”
Background image of page 1

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

View Full DocumentRight Arrow Icon
ISP209s10 Lecture 25 -2- Links to videos viewed in this class http://www.pbs.org/wgbh/nova/sciencenow/0304/02.html http://www.pbs.org/wgbh/nova/sciencenow/0305/02.html http://www.pbs.org/wgbh/nova/sciencenow/0301/01.html http://www.pbs.org/wgbh/nova/blackhole/program.html (Ch.2 and 4) http://www.pbs.org/wgbh/nova/origins/program-3114-t.html (Ch.1 and parts of Ch. 2 and 4) http://www.pbs.org/wgbh/nova/elegant/program_t.html (Bits and pieces of Hour 3)
Background image of page 2
-3- The Universe is mostly Dark Matter/Energy 4% of the Universe is made of the same stuff as us. Dark energy actually acts like anti-gravity and is pushing the universe apart. We can tell this because distance supernova are moving away faster than they should. The expansion of the universe is accelerating. Dark matter is probably some type of undiscovered particle(s). • E.g., WIMPs (Weakly interacting massive particles).
Background image of page 3

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

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/04/2010 for the course ISP 209 taught by Professor Sherrill during the Spring '07 term at Michigan State University.

Page1 / 14

l25 - Today Announcements HW#10 is due Fri 4/23 8:00 am...

This preview shows document pages 1 - 4. Sign up to view the full document.

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