Car Brakes Explained?

Answer When you press the brake pedal on your car, several things are going on. The force of your foot on the pedal is multiplied and converted to pressure; that pressure is transmitted through the system... Read More »

Top Q&A For: Car Brakes Explained

HSA Explained?

A health savings account, also called an HSA, is a tax-exempt account that you set up to pay for medical expenses. It works like a personal savings account, but you can only use the money you put i... Read More »

Motor Oil Explained?

Motor oil, sometimes called engine oil, keeps automobile engines lubricated, transfers heat and absorbs combustion by-products. Your automobile's owner's manual states which type of oil you should ... Read More »

Electrophoresis Explained?

Forensic scientists and other genetic researchers use electrophoresis to identify and differentiate between different DNA fragments. Because the DNA molecules are charged particles, they can be man... Read More »

Digital TV Explained?

Digital TV is a broadcasting technology that delivers high quality picture and sound. As of June 12, 2009, all television broadcast in the United States is through the digital TV medium rather than... Read More »