What is the composition of an American nickel? Also, do you think that a nickel has a higher...
from Saint John
Boron trifluoride (BF3) is non-polar, yet is much more soluble in a polar tetrhydrofuran (THF) than...
Is the up and down movement of a piston in a combustion engine a waste of impulse energy? The...
What is the linear function of a circumference of circle to its diameter? I know the ratio is equal...
What is the purpose of polyvinylpyrrolidone in the making of hard capsule gelatin. What is the...
What does the future of Psychology hold? New therapies for brain disorders? Computer...
from Borås, Sweden
If pepsin digests proteins in the stomach, how do orally taken vaccines work?
How are minerals used in the production of Canadian coins?
Which metal conducts heat the fastest?
How does light therapy work for people with SAD (Seasonal Affective Disorder)?
How were the organelles in the cell named?
How can I determine the specific gravity of a small rock? I have a very accurate digital scale, but...
from El Dorado, Arkansas
I was wanting to make my own acid stain for concrete. I have muriatic acid and heavy metals...
from Victoria, BC, Canada
I am interested in metal fatigue in bicycle frames. Does the steel or aluminum in a bike frame get...
from the Internet
Where did the constant pi (3.14159...) come from? Who discovered it and when?
I am very interested in getting into the field of Psychology and would appreciate basic and...
from the Internet
Why has Aluminium only recently been extracted from its ore?
With the volume of the earth, how many baseballs can fit inside it?
Why don't hurricanes hit the country of Panama? Is there any data predicting the probability of...
from Denver, Colorado
I am in the 6th grade in Denver, Colorado. I made a machine out of 2 by 4s that will kick a ball. ...
In my recent science project, I tried discharging batterys in the freezer, fridge and room. The...
from Seattle WA USA
I have an interest in algebraic manipulation of known physical/chemical laws & principles. I am...
How can you detect a chemical in the human body even after it has passed through? For example,...
What catalysts are needed to break down plastic containers, such as yogurt cups?
from East Mapleton
If I have two 6 volt lead acid Batteries with a 400 ampere hour charge in each one. And I wire the...
Why is propylene glycol not an alcohol? Same for glycerol. Why don't they evaporate and smell like...
What is tocopheryl acetate? It's also called Vitamin E acetate. Is it like the chemical acetone...
1)How does prenatal exposure to sex hormones influence behavior later in life?
2)What are gender...
from Bangalore (India)
What is meant by booting in a computer?
from Kitchener, Ontario, Canada
My question may be hard to answer. I have wanted to be a scientist since I knew what science was,...
I am considering an idea to measure the effects of ozone depletion. I intend to use an ozone making...
How many electrons, protons, and neutrons make up a nickel atom?
What is the energy required to split H2O, (joules), and the energy released from combusting H2 +...
from the Internet
What everyday appliance uses electrostatics?
Have any cures for any specific viruses been found? By cure I mean the ability to rid the body of...
I am currently doing research on the e-bow, a guitar effect that calls upon an infinite feedback...
What is the chemical makeup of an apple?
How can we reshape bone using our understanding of bone growth? Obviously, parts, if not all of a...
from Montville, NJ
Where can I find the data to support that polyvinylpyrrolidone is safe for medical applications? ...
from Vancouver, Canada
Do herbal medicines interfere with the effectiveness of prescription medicines? If so, how does...
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