Mark

There are two satellites. The first satellite is in a slightly elliptical orbit at an average heigh of 570Km. The second satellite is to be launched it has a mass twice that of the first satellite. At what average height should the second satellite orbit at? Explain

Without using any fancy electronic measuring instruments like IR or LASER range finders and such, how could you simply estimate the speed at which you could throw a baseball?

Explain in semi-detail.

Thanks!

Can the magnitude if a vector ever (a) be equal to one of its perpendicular components, or (b) be less than one of its perpendicular components?

Give examples for each

Thanks 10 points for best answer!

I love to read but lately I have noticed that I have run out of good books. The genres I like are adventure, action, and comedy. I am also trying to find books that are at a higher difficulty level. Please don't suggest any mainstream books.

Thanks

I have always dreamed about going to Italy but my parents have never been able to take me.

I want to learn Italian so I am trying to find a good language program where I can go to a school in Italy for several weeks. Dose any one know where I can find such a program?

I am currently a college student. I am have an American citizenship and live in America. I have always wanted to live in Australia but I want to know what it is like down there. Are there good job options( I am studying engineering and want to be an engineer). I would also live to know how the people are like down there. Thanks

I will be going there on spring break and I wanted to know if it was nice or not. Some of my friends who have been there said it was a place full of old retired people. Is that true. My last question is there fun things for teens to do.

I notice that when I paint my skies they are not smooth but seem rough. I always get brush marks in the sky. Is there a way to paint a really smooth texture without noticable brush strokes.

I really want to travel the world but I never get the opportunities to travel. I am only 15 years old so I can't travel by myself. My family never travels tho. Money is not the issue both my parents are very busy with work and do not have the time. My brother also has a medical complications that make it hard to travel. I just wanted to know how I could travel. Thanks for your advice.

I have to write an Essay on this topic for my history class and I am a little confused. Your help is greatly appreciated

I am currently in 9th grade and I was wondering how hard it is to get excepted into Legigh university. I have all A's except for one B+ in English. I also am part of a rowing team. If I keep this up could I be excepted to Lehigh university?

My parents want me to go to a lower rank undergraduate school because I got a large scholarship their. But I also got excepted to a much better graduate school but it is a very expensive school. My parents said I should go to the lower ranked university do very well there and then go to a good graduated school. Is that a good idea of should I go to a better undergraduates school.

When i first started playing Tekkit I was an op in all of my single player worlds. Now i am not. How can i go back to being an OP. Thanks.

I want to build a Arab looking city so I want a dessert environment. Preferable near the sea. Thanks!

I want to take over the country of Niue in the South Pacific. Niue is a very small self governing country with a population of 1600 people. I want to know how I can take control of this island. Me and my friends have been discussing ways on how to take it over.

My idea was to buy large plots of land so I own the islands resources. Then I would work my way from their.

My friend says that he would get into politics and start a revelation there and then take over control when everyone is distracted. How would you take over this country.

It seems to me that religion is the source for all evil in the world. Religion is suppose to make people good and proper. But in reality it brings out the worst in us. In history religion has been responsible for war, oppression, racism, sexism, and homophobia. I believe that religion was created by people who were greedy and power hungry.

There is a line that has one right angle. What is the proof that lets me say the angle next to it is a right angle.

There is a straight line with one right angle. What is the proof that allows me to say the angle next to the right angle is also a right angle.

Thanks!

I have a mac computer. And I have minecraft (1.4.5)

I have good grades mostly As and a few Bs. I am wondering if orchestra looks good on a college resume. I do not plan to major in music so I was wondering if it would still help me get into a good college. I plan to major in physicis