Recently Resolved Jobs/Careers Questions

Why is it that if you put 2 different masses on a pivotted beam (balance beam), equidistant from the pivot, the bea...

Which evaporates faster - salt water or regular tap water?

say i put a piece of wood and a piece of metal in the freezer. why does the metal always feel colder than the wood,...

dear Mr. Braxton, While we sit here on earth, we only get to see one side of the moon as it orbits the earth. &nbs...

(I am 45 yrs old) I have written a couple of sci-fi novels set in the very near future. Incidental to the actio...

Since Saturn's Titan has lakes consisting of hydrocarbons, which would be highly, combustible if oxygen were to exi...

labman, if oxygen is required to sustain a fire (?) Is there oxygen in the sun and other stars, in other words wha...

Is there any way to predict whether a Super Nova will collapse into a singularity or just burn away.  Is there...

my grandson has a Science project on measuring boiling salt and regular water and I would like to know what kind of...

im doing a science fair project and i need help finding the information. I've been looking for the awnser to my que...

QUESTION: Hi Tom, Ozone has a molecular weight of around 48 while oxygen molecule 36. So, why do O3 molecules, i...

 I know it is impossible to do this because of the heat etc, but what would happen if you could bore a hole a...

QUESTION: How does Earth look different because of the rock and water cycles? How do these cycles affect condition...

hello, i was wondering your opinion about the falling spy satelite? i have not heard much speculation about what k...

what's up Spaceman. OK, I am 20, and I want to know about a jet I saw in the "popular science" magazine.  T...

My 2nd grader has a homework problem.  We put a wood spoon, a metal spoon and a plastic spoon in hot water. &n...

QUESTION: Hi, I have read article from some website...and I have some issue concerning the existence of science and...

There is not a section on here  or earth science so you may not be able to answer this question. Why does n...

My 8 yr old son asked me this question and I don't know the answer, so we thought we would ask you.   What...

Where can I go to find information on why some ice melts faster in the sun on different colors? We have the resu...