Wednesday

May 4, 2016
**phys**

Suppose a newly found elementary particle has an average lifetime, T=30 ns, when at rest. In order for this new elementary particle to travel 15m in one lifetime, how fast must it be moving relative to the velocity of light? In other words, find v/c.
*Thursday, October 12, 2006 by slien*

**Elementary Math**

Find the missing numbers and landmarks for the set of numbers: 48, 50, 51, 51, 57, 59, 60, 63, 69, ______ , 76, ______ . A Range: _____ B. Mode: __76__ C. Minimum: __48__ D. Maximum __76__ Help - we don’t understand this, or see a pattern. Range = Maximum - Minimum Mode ...
*Monday, October 2, 2006 by Trudy & Mark*

**Physics**

I have posted this one before, but the help I received went over my head... Firemen are shooting a stream of water at a burning building. A high-pressure hose shoots out the water with a speed of 21.0 m/s as it leaves the hose nozzle. Once it leaves the hose, the water moves ...
*Monday, September 18, 2006 by JC*

**Math**

A farmer was taking her eggs but they all fell on the floor. She didn't know how many eggs she had. But then she remembers when she put them in groups of two, there was one egg left over. When she put them in groups of three, there was also one egg left over. The same ...
*Friday, September 15, 2006 by Jessica*

**4th Grade math**

Solve. I have no digits the same. My thousands digit is less than my tens digit. My hundreds digit is twice my ones digit. If you add my digits, the sum would be 25. Who could I be? Could I be 2 numbers? We can not figure this out. Can someone help please. Let's find out ...
*Thursday, September 7, 2006 by Marcus*

**making dot arrays**

what are the numbers calleed that we cant use in 2 - row arrays I'm curious to know what class is making dot-arrays? If you can give some kind of answer I'll try google searches to find and answer. It's becoming apparent to me that the term array is being used with...
*Thursday, August 31, 2006 by kris*

**elementary brainteaser**

My college teacher gave us a brainteaser for elementary kids and I can not figure it out! next letter: s,m,h,d,w,m,_? ok seconds, minutes, hours, days, weeks, months, ?? then what? next is years years? Ok, yes. Years is the next term in the sequence I gave, but the letter &...
*Sunday, August 27, 2006 by elizabeth*

**math - algebra**

When solving equations by adding integers, what does it mean when one number is in parenthisis? Do you do something different when they are in parenthisis? Example below: 36 + (-28) + (-16) + 24 = y Thank you Numbers in parenthesis means the number is what it is. In the ...
*Friday, August 18, 2006 by Denise*

**fallacies in philosophy**

I don't know what colleges are teaching these day! I have just received a letter of application from a young man who graduated from the state university las June. It was a wretched-letter badly written. with elementary errors in spelling. punctuation, and grammar. The ...
*Sunday, June 18, 2006 by selena*

**ART--please anyone**

Can someone help me? In the picture given on the above site, I have to determine if it shows elements of naturalism and idealism. If is abtract or not. Is a photo of a sphinx supposed to show up? With this description: Sphinx of Senwosret III, ca. 1878–1841 B.C.E.; ...
*Saturday, June 17, 2006 by Anonymous*

**Math: Integers**

Hey guys! I need help with this problem..it tells me to write a number line to tell the answer..the question is : What is the smallest integer greater than -2.1? Is it to -2 right? I have no idea. I forgot all this back in elementary T_T. Yes. Negative integers are also ...
*Friday, June 16, 2006 by kim*