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Feeling #Chat Talk

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Is this reasonable? Okay, first off, let me say this before you read. My brother is [i]11[/i]. My parents got my brother his own Xbox 360. That's right, he got a whole Xbox, yet he's in 6th grade. Now if that weren't enough, he goes and complains to them; "I want Modern Warfare 2!" My parents reply no at first. But then he starts crying and complaining like mad at how all his friends have it. I've never heard of a 11 year old playing Modern Warfare 2, so I highly doubt 'all his friends have it'. Now he sits in his room playing a game that's rated M. But that's not the end. My parents recently got angry at us, and we can only use our computers 2 days a week. So, I can only entertain myself 2 days a week, since I don't really like c

General Chat

Physics geniuses, come here! Yeah, so, I'm a complete idiot when it comes to physics. My teacher recently handed us a big packet to complete by Tuesday, and I have done a lot of them, but some just have me stumped. I'll do my best to post the questions accurately, one of them has a table; 1. In raising a 5000 Newton piano with a pulley system, the workers note that for every 2 meters of rope pulled down, the piano rises 0.4 meters. Ideally, how much force is required to lift the piano? 2. An inclined plane is 8 meters long and rests on a wall that is 3 meters high, a) How much force is needed to push a wheelchair weighing 200 Newtons up the plane if there were no friction? b) What is the mechanical advantage? c) However, due to friction the