It points us towards and away from the sun.
2007-01-11 03:36:32
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answer #1
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answered by helptick 2
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The sun is permantly shining on the earth. The world spins and the sun stays still. As the world it shows it's face to the sun in different places. It takes 24 hours for the sun to do a complete rotation around the sun so that's where we get night and day. Because of the way the Earth is tilted we have the seasons
2007-01-11 11:38:10
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answer #2
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answered by BUNNY! 2
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The earth is in a 365 day revolution of the sun each year and also spins on it's center axis as it's rotating around the sun. It takes the earth 24 hours to spin about its axis, giving us our day. When the part of the earth you are on is facing the sun, it's daytime, but as the earth spins and your location faces away from the sun, it gives us night. Cool huh!?
2007-01-11 15:09:54
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answer #3
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answered by The Ultimate Answerer 3
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the earth spins on an axis and when it's spinning near the sun it's daylight....and as it's spinning away from the sun it's evening/night time...(this is when it spins near the moon) but the sun is larger so that is why it's brighter than the moon. It takes the earth 24 hours to spin completely that is why there is 24 hours in a day.
2007-01-11 11:42:02
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answer #4
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answered by Kelly S 3
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Find a basketball or, better yet, a globe!
Sit down at a table and set the ball/globe on the table in front of you. Take your left index finger (pointer) and place it on the very top of the ball. The line between your finger and where the ball touches the table is called the "axis". Slowly turn the ball with your right hand so that the ball spins towards your right.
Pretend that your eyes are the sun. Every place that you can see are the places that can see the sun... they are in daylight. The places on the other side of the globe are in the dark.
For extra credit, hold an orange out away from the globe. This is the moon. Now think about how the moon appears to people on various aprts of the globe!
2007-01-11 11:37:04
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answer #5
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answered by andalucia 3
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The earth is in a 365 day revolution of the sun (giving us our year) but also spins on it's center axis as it's rotating around the sun. It takes the earth roughly 24 hours to spin about its axis, giving us our day. When the part of the earth you are on is facing the sun, it's daytime, but as the earth spins and your location faces away from the sun, it gives you night.
2007-01-11 11:37:37
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answer #6
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answered by bikeboard15 2
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The sun is stationary, at least in relationship to the planets in our solar system, and the Earth rotates around the sun, one revolution a year, and rotates on it's own axis (N pole, S pole) once every 24 hours. This is for Earth only, as every other planet has it's own "Year" defined as the length of time it take to rotate around the sun one reveloution, and it's own "day" meaning the length of time it takes to rotate on it's own axis on reveloution.
The Earth axis rotation changes the portion of the Earth that is facing the sun. The reason we have sunrises and sunsets is due to this rotation. Depending on the orientation of the Earth, or what season we're in, will determine the length of the sunlight shining on our point of the globe. During the Summer season (June through September in the Northern Hemishphere) the length of Time a particular point on the globe in the Northern Hemisphere is exposed to the sun's light is longer that in the winter, sometimes twice as long.
2007-01-11 11:47:10
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answer #7
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answered by kb6jra 3
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Think of the Earth and Sun in terms of baseball....Sun is the pitcher, Earth is the player at First base....Sun is throwing light at us as we move from 1st base to the 2nd base.....as the Earth rotates, the light from the Sun, falls on the side facing the Sun causing "Day" on that part of Earth.
Similarly while one part is having "Daylight", the other part which doesn't face the Sun is having night. And as the Earth keeps rotating, each part gets Day and Night one by one.
2007-01-11 11:38:51
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answer #8
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answered by dawizard 2
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Its really simple. Imagine that you are standing in front of a lamp, when you are facing the lamp consider it to be daytime as you turn your back to the lamp the light from the lamp(Earth spinning) would then be behind you so the front of you would then be considered the night-time because the lamp is behind you. (so when its dark in America, its actually daytime on the opposite side of the planet because of the spinning of the Earth) hope this helps
2007-01-11 11:41:03
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answer #9
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answered by Anonymous
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OK, what grade are you in? The rotaion of the earth changes the part of the earth that faces the sun. When a part faces the sun - day. When it is turned away - night. YBIC
2007-01-11 11:37:31
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answer #10
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answered by Anonymous
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The Earth is always moving around. When it's daytime here it's night time on the other side of the world and then vise versa.
2007-01-11 11:41:12
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answer #11
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answered by Irish Girl 5
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