When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...
I have been reading and learned that electrons flow from negative to positive in the external...
What is the protocol used to determine where each country is allowed to put its satellites to avoid...
Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...
Knowing the basic functions of magnets (dipoles, domaines...) I still don't understand WHY two...
from Honolulu, HI
I'm interested in commerical lightsticks... I understand it is hydrogen peroxide and oxalate ester...
Does Henna (a plant based hair dye) contain any aluminum in its substances?
from the Internet
Will pea seeds germinate slower in a liquid substace other than water? why? I am conducting an...
Every time we go to our local grocery store and get a buggy that does not have a chain hanging from...
from Hamilton, Canada
I have heard that some one discovered that the atom is actually made up of sound waves. Is there...
Why does a bar magnet repel when it breaks? n====|====s
from San Jose
What are vinyl erasers made of?
What chemical additives can be used to increase the octane rating of unleaded gasoline?
How far is the Sun from Pluto? How long does it take for sunlight to travel to Pluto?
from the Internet
What is the scientific explanation of why a magnet's magnetism would decrease or increase when its...
Why, specifically, do ferrite magnets gain strength in low temperatures?
from New York
If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment...
In microwave transmission sometimes we use power in positive e.g +13db and sometimes in negative...
Why is vegetable oil viscous?
from Bettendorf, Iowa
I am doing a science project on how light affects plant growth. If you could answer my 10...
from Nepean, Ontario
I am trying to make natural beeswax into an ivory colour. Some people say they use natural dyes. ...
from Queens, NY
I would like to know why the bananas has that semi circular shape. I wonder if it is because the...
A F Jenks
from Nelson, NZ
When a laser is bounced off the reflector Apollo crew placed on the moon, or any light is reflected...
from Nampa, Alberta,Canada
Why was Mars formed?
from North Bay, Ontario
How can planetary angular momentum be tranferred from one body (Earth's rotation) to another...
Is there such thing as an Ice Bullet? A bullet that melts into the target so that there will be...
Is glass an amorphous mass? Old glass, for example the glass found in old churches, is much thicker...
If I knew the centre of the universe and began to travel toward it, would I begin to decrease in...
Why doesn't oil freeze? Would it freeze at -270 degrees?
Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?
Why do proteins form lather on making their solutions?
from niagara falls
What is the ingredient used to make "hair gel" stiff and hold?
I was watching a short documentary on how the Earth first came about. The part that was puzzling me...
What is the difference between a dolphin and a porpoise?
Is it true that only female bees can sting you? And if it is, why is that?
from Davis Ca.
I want to explain to my 6 year old daughter, why the rainbow appears bent/arched in a semicircle in...
from Charlottetown, Prince Edward Island
Looking for pictures of Tranquility base or any of the other lunar landing spots on the moon taken...
from Victoria, BC, Canada
My wife asked me, "What does the sun burn and why doesn't it burn out?" I told her about helium...
I'm writing a science-fiction novel and need information about black holes, gravitation and...
Why do all planets revolve in elliptical orbits around the sun? I mean in nature there existis...
Most often, your question can be answered by going to the following areas
If you have a different question, please search our archives
If your question has not already been answered, you may Ask-a-Scientist.
Created by the science.ca team, Copyright © 2001, 2015 GCS Research Society. Visitor agreement.