well technicaly it is difficult to weigh something as big as the earth because you need something masive to create a gravitational pull that creates the illusion of weight. i think a better way to ask this is, does the earth have more mass that it did when it was created. this way it can go by the amount of matter and that is what determines weight. because with something like the earth and comparing it to a source of gravity different parts of the earth would be affected differently by the source of gravity because of the distance of one object to another. the furter away something is from a source of gravity, the less it weight. and another example is: take something and weigh it while you are at sea level. then take it up to the top of a mountain and weigh it. they should be pretty close to each other. now take that same item and weigh it while on the moon. due to the moons lower gravitational force, the object you have weighed will weigh much less. but in either place, the mass would be the same. and i would say yes and no. because many things have fallen into our atmosphere since then. but every year we loose hundreds of tons of our atmosphere due to solar radiation. so in the end it has probibly evened out. and as far as the loosing our atmosphere, dont worry, we will still have enough to last us a couple of billions of years.
2006-12-17 13:40:47
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answer #1
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answered by Anonymous
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My guess is that it is not that much different. There may be some space matter that has made it's way here but then again we've put a bunch of junk in outer space as well. The things we create are already here for the most part although we may have altered their states.
2006-12-17 21:35:34
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answer #2
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answered by robziv 1
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Mass cannot be created from nothing or destroyed, for that matter, but considering the fact that a lot of meteors/space debris have entered the atmosphere, It's probably more massive.
2006-12-17 21:33:10
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answer #3
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answered by Anonymous
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It weighs a little more because of meteoroids and the occasionally asteroid.
We lose some of our amphmoshere sometimes but not enough to worry about.
2006-12-17 21:33:36
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answer #4
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answered by John16 5
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Yes
2006-12-17 21:31:11
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answer #5
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answered by jasemay71 5
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its heavier because of all the energy it gets from the sun, plants use the sun energy as food, the plant grows, earths mass is expanded. other than that, (and foreign objects that land on earth) the earth pretty much recycles everything.
2006-12-17 21:33:16
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answer #6
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answered by Anonymous
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When it was first created it weighted more. we have drain the oil, burned the trees, drained the water to drink and then we pollute the air so it is hotter so we use up engery to keep cool
2006-12-17 21:33:42
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answer #7
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answered by Wicked 7
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Still just as heavy.
2006-12-17 21:31:28
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answer #8
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answered by Dorkboy 7
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Yes, and it's getting heavier by the day with all the meteorites falling (about 18,000 every day)
2006-12-17 21:31:27
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answer #9
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answered by Anonymous
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earth weighs exactly 442,987,730 tons less because the dinosaurs all died...
2006-12-17 21:33:15
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answer #10
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answered by Anonymous
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