I have a physics paper here (don't worry i am not asking you for the answers!) that says each U-235...
Why do we yawn when we see someone else yawn? Why is it contagious?
from Prince George, BC Canada
I need to know what happens to wood (softwoods, hardwoods and kiln dried woods) when they are...
We want to know, when we burn NaCl, what happens to Cl?
Why does an atom have neutrons and why does a specific atom have a limited amount of isotopes. For...
I've a question about solublity, water, and cyclohexanone. Water has a certain solubility in...
What would make it possible for a man to move through solid objects? Is it at least in theory...
How do scientists modify a virus so that it can be beneficial to a host cell? For example, during a...
Why do wet objects shine?
My husband has dark brown hair, and I have white blonde hair. If Dark hair is supposed to be...
What are the chemical properties of phosphorus?
How do you calculate potential energy for an object which is sitting on the floor? PE=mgh, which...
For a long time I have noticed that during the day or any kind of brighter light my eyes are bright...
from the Internet
What would happen if the nucleus of an atom contained too many or too few neutrons, or even none? ...
Is there a substance known to science that reacts to electrical impulses by contracting or changing...
I am currently researching how sugar (sucrose) reacts with various chemicals. I am particularly...
What is Birute Galdikas' latest book on the Orangutan Behaviour and her work?
from Staten Island
When our galaxy will absorb the 2 Magellanic Clouds, that will produce a starburst. For how long...
If body temperature is 98.6 degrees, why does 98.6 degree water feel hot when you place it on your...
What is the heat wanted to melt the hardest substance in the world?
Is a nerve impulse considered an electric current since it induces a magnetic field?
from Phoenix, Az
We just finished studying about DNA, Adenine, thymine, guanine, ect. and one question that I had...
Karl-Alexander berg brisebois
Heisenberg's uncertainty principle tells you that the mass of a particle multiplied by the...
from West Harrison
How do you get rid of duck weed in a pond?
What is the most critical environmental problem in Canada today?
from Middlesbrough, Australia
How many times can you split up an atom?
I am interested in the age-old debate on whether a person gets wetter by walking in the rain or by...
If I had two unlabelled bottles one containing dilute nitric acid and the other containing dilute...
If a person has a bacterial infection and sneezes on a piece of paper, how long will the bacteria...
Can you explain the process by which hot materials emit light? Particularly, why is infrared light...
from Battle Creek, MI
How long does it take for alcohol to be detected through the skin after your first drink? Is there...
How are electron sublevels given their assigned letter?
from Orland Park
How do chameleons reproduce body parts?
How do antiperspirant products work? Could you use one on your chest to prevent sweating?
What are the most recent solar storms and will they effect the Earth's atmosphere?
Nathaniel P. Luga
from Cebu City
What chemical or chemicals that can desolve a strong concrete structure, and what is its mixture...
I've got a question about light. As I understand it, light is a particular form of energy--in order...
A question about tri-coil atomic fusion/fision... If one used positive and negative ionized plasma,...
My whole family plays hockey. We have frequently discussed how long of a shift should be and with...
from Langenburg, Saskatchewan
Does population density affect fish growth rates? I'm trying to determine if population density...
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