HW9 - HW9...

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

View Full Document Right Arrow Icon
HW9 (Homework) Rebecca Densen PHY 121, Fall 2011 Instructor: Dejan Stojkovic Current Score : 6 / 8 Due : Friday, December 2 2011 11:59 PM EST 1. 0/2 points | Previous Answers SeedsHorizons12 9.P.01. A small nebula has a diameter of 38 seconds of arc and a distance of 1200 pc from Earth. What is the diameter of the nebula in parsecs? .0016 0.221 pc What is its diameter in meters? 1.4e+15 6.82e+15 m 2. 1/1 points | Previous Answers SeedsHorizons12 9.RE.07. What force causes the contraction of a cloud of interstellar matter to form a star? CORRECT! 3. Web Assign The due date for this assignment is past. Your work can be viewed below, but no changes can be made. Important! Before you view the answer key, decide whether or not you plan to request an extension. Your Instructor may not grant you an extension if you have viewed the answer key. Automatic extensions are not granted if you have viewed the answer key. Request Extension
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.

This note was uploaded on 12/04/2011 for the course PHY 121 taught by Professor Weinstein during the Fall '08 term at SUNY Buffalo.

Page1 / 4

HW9 - HW9...

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