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Showing posts from August, 2011

Arjun the android

Who are you?   Hello my name is Arjun. And have 2 parents and 2 little brothers. When did you find out? When I was a kid, my youngest brother was playing with a knife. I was worried that he might hurt himself. So I went to take the knife away but instead he accidentally cut my hand off!!! I saw robotic parts in my hand I was scared and confused. I told my dad all about this. It turned out that he was trying to hide this secret that I was an android!! How do you feel? Then I knew that I was not like my two younger brothers. This made me very angry with my dad. He tried to pacify me. He said that he doesn’t feel any different about me than other two of his other sons. He loves me as much. He emphasized that I have many advantages of being a machine like getting my hand replaced. My dad took me to a walmart store to buy a replacement hand for me. I saw many other robot children getting new body parts. I couldn’t believe that I could get my hand replaced. It felt as my old hand. An ide
The Making of Fuel-efficient Car By Arjun Agrawal. Introduction I want to explore ways to increase fuel-efficiency of the car to reduce the environmental impact. When cars drive most of the energy is wasted in heat and only 30% of energy is used to move the car. There are several ways in which cars can be made fuel-efficient including reducing weight, increasing aerodynamics, changing the type of fuel, fast refueling, finding energy dense batteries, reducing battery degradation, and reducing the cost of battery materials. Weight Cars are made of metals such as steel that are heavy to be strong and hard. This makes the car protect the human being from getting hurt in an accident. But the weight of the car takes more energy to push it forward making the car fuel inefficient. We have to use lighter materials that are strong. There are the following materials we can use: ·         Aluminum:  Aluminum is reasonably strong and light.  Aluminum is in mass production for various other uses