I have seen some advertised ice packs that claim to have salt water solution in them and a clicker,...
from the Internet
What is the scientific explanation of why a magnet's magnetism would decrease or increase when its...
Why doesn't oil freeze? Would it freeze at -270 degrees?
from Vancouver, Canada
Among the techniques that are being used to determine the identity of an unknown person, for...
I just wanted to know if iron levels in a plant such as siverbeet can be increased by adding iron...
What chemical additives can be used to increase the octane rating of unleaded gasoline?
Why are most scallops white and some are yellowish brown to almost an orange color?
What is the protocol used to determine where each country is allowed to put its satellites to avoid...
from the Internet
Is it better to keep planaria in pond water or tap water if my experiment deals with feeding them...
What is the difference between a dolphin and a porpoise?
Why do most industrial LASER diodes emit pulsing light beams and not continuous ones? And what is...
What are neutrinos and positrons?
What are giant ice meteorites? Would it be possible for them to hit the earth?
from Mississauga,On. Canada
What is the chemical composition of soya margarine?
Knowing the basic functions of magnets (dipoles, domaines...) I still don't understand WHY two...
If Virginia sees a full moon in the daytime then do places like Australia see no moon at night?
Is there such thing as an Ice Bullet? A bullet that melts into the target so that there will be...
John D. Miller
from Belmont, NH
I read that one can get a wider range of colors or shades if one uses the secondary colors:...
Andy (Dionne) Setlow
from Madison, Alabama, USA
I have long struggled to understand why the temperature of various wavelengths track so closely...
from New York
Who discovered High Blood Pressure and what year?
from Ottawa, Canada
Why do your fingernails grow a lot faster than your toenails?
Why, specifically, do ferrite magnets gain strength in low temperatures?
Is glass an amorphous mass? Old glass, for example the glass found in old churches, is much thicker...
from New Delhi
Gravity can produce motion in a body. Thus, it does work. But, for doing work, energy is needed....
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...
Can decomposing cedar wood chips or household compost cause environmental problems in surrounding...
from Charlottetown, Prince Edward Island
Looking for pictures of Tranquility base or any of the other lunar landing spots on the moon taken...
from Davis Ca.
I want to explain to my 6 year old daughter, why the rainbow appears bent/arched in a semicircle in...
from Hamilton, Canada
I have heard that some one discovered that the atom is actually made up of sound waves. Is there...
from Atlanta, GA
I want to make sculptures out of old vinyl records by melting them down and pouring them into a...
How old do turtles have to be to have turtle eggs? And do 2 turtles have to have different sex to...
Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...
from Athens, Greece
If we put a current-carrying conductor inside a magnetic field (i.e. between two permanent...
Would sulfuric acid have a long term effect on an engine and eternal parts of an car if a bottle...
from Houston B.C. Canada
Can someone tell me what Canadian frogs and toads are vocal? We have several types here, but they...
from Coquitlam, BC
Hi was always wondering if it is ok to use a higher voltage power supply for a lower voltage...
Do you have any information about Canadian scientist Dr. W. A. Smirnoff? He works on the spruce...
How does the type of liquid effect the way it holds heat?
How do electric kettles work?
from Honolulu, HI
I'm interested in commerical lightsticks... I understand it is hydrogen peroxide and oxalate ester...
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