Discover Questions

Why do so few people seem to realize that "escape velocity" is relevant only for unpowered objects and vehicles? A light bulb with a resistance of 3.0 ohms has a voltage difference of 6.0 V across its leads. What is the current through the bulb? For any two positive integers a and b prove that gcd(a,b)*lcm(a,b)=a*b? Molecular equation is 3 H2O (l)
What is the total ionic equation? How can you go faster than the speed of light?