Birth control can be achieved by using birth control pills, birth control patches, and even vaginal contraceptive ring. Diaphragm, condoms, and <a href=”http://www.pamf.org/teen/sex/birthcontrol/cerv
Month: November 2010
How Does A Microwave Work
In a microwave oven the microwave energy is used to heat and cook the food. In a microwave oven you could find a lot of electrical circuits
How Does Brain Work
The center of our nervous system is the brain and it is made of a whopping 100 billion nerve cells. A recent research on the frontal lobe of the brain (the part that is found just behind the forehead)