Questions Asked on April 22, 2008

I have an SAT Question of the Day that I'm having trouble with. The question is: Seven cards in... Asked on April 22, 2008 at 12:03 AM

I have to design an experiment to measure the speed of sound. We're given a tape measure and a st... Asked on April 22, 2008 at 12:06 AM

is it possible for the heat to flow even if the internal energies of the two objects are the same?... Asked on April 22, 2008 at 12:17 AM

Which equation has the complex number 4-3i as a root? 1) x^2+6x-25=0 2) x^2-6x+25=0 3) x^2+8x-25=... Asked on April 22, 2008 at 12:21 AM

why does the earth cool off at night much more quickly when the sky is clear than cloudy Asked on April 22, 2008 at 12:25 AM

Two identical mandolin strings under 200 N of tension are sounding tones with frequencies of 577 Hz.... Asked on April 22, 2008 at 12:29 AM

I don't understand this question. ƒ(2n) = 2ƒ(n) for all integers n ƒ(4) = 4 If ƒ is a fu... Asked on April 22, 2008 at 12:31 AM

Wouldn't the absolute value of 0 be 0 right? Asked on April 22, 2008 at 12:41 AM

If this be error and upon me proved, I never writ, nor no man ever loved. These lines are an exam... Asked on April 22, 2008 at 12:49 AM