from Morgan Hill
I am interested in the transmission of RF through different materials (especially water). I am...
Electricity. It powers almost all household appliances as well as the complex electronics we rely...
Why does a digital camera need a shutter- I think it should be able to electronically shunt the...
Why is it that when calculating the volume of a pyramid, such as a cone, you always have to divide...
Is it possible that a cell phone communication may start at 900 MHZ (or any other frequency) and...
from Sugar Land, Texas
In the field of shape recognition, is there a way to register a single frame, such as the outline...
How does the amount of air inside a soccer ball affect the distance it travels? And how is the...
from St. Johns, Newfoundland
Comparing the storage capacity of the human brain to computers, if data and memories in a human...
Could you explain what the fourth dimension is, exactly? Upon looking at an example put up by...
I have 2 parents and 4 grandparents (that's 2 generations). If I calculate the number of my...
JWMS Science Class
We are studying the electromagnetic spectrum. We have a question. Can you speed up radio waves? If...
What is the linear function of a circumference of circle to its diameter? I know the ratio is equal...
from the Internet
Where did the constant pi (3.14159...) come from? Who discovered it and when?
from Seattle WA USA
I have an interest in algebraic manipulation of known physical/chemical laws & principles. I am...
from Bangalore (India)
What is meant by booting in a computer?
from Essex, England
What will happen when individual IC (integrated circuit) components reach the size of atoms and...
I read somewhere there are a total of 9 dimensions. Can you elaborate on what these dimensions are?...
What is 2 with the power of 4? and can u tell me some consideration of microwaves?
How are the tiny chips and wires that go into a computer made? They seem so tiny and fragile.
Can you explain the fourth dimension and state simply Einstein's Theory of Relativity?
In math class, my teacher has been frequently making references to what I've mentally labelled, as...
What component controls how data is written on a hard drive?
from Magnolia, AR
My son's girl friend's maternal Grandmother and paternal Grandmother both have the same birthday...
from the Internet
Why are portable phones called cellular phones? How do they work?
from Roetgen nr Aachen/Germany
My son, 13 y, has found a really good idea to prove the four colour map problem without computers,...
What does zero divided by zero equal? -undefined because nothing can divide by zero? -or 1 because...
In my algebra, I learn that (-3 X -2) = +6 but (-3 X +2) = -6, why?
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