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Science 7.1-7.6
chapter 7
Question | Answer |
---|---|
The North Pole | At the top of the globe |
The earth is shaped like a ball or _____? | Sphere |
What is the imaginary line around the earth which divides it in half? | Equator |
What is the name for the part of the earth from the North Pole to the imaginary middle line? | Northern Hemisphere |
What is the name for the part of the earth from the imaginary middle line to the South Pole? | Southern Hemishpere |
What is the spinning motion of the earth called? | rotation |
Explain what the earth's axis is? | The earth's axis is an imaginary line that The earth's axis runs from the top to the bottom of the earth and is tilted. |
What is the earth's orbit? | The pathway the earth takes to travel around the sun. |
What is the amount of time is measured by one rotation of the earth? One revolution? | |
The Pacific Ocean | The world's largest ocean, covers 1/3 of the earth's surface |
The Atlantic Ocean | The second largest ocean with the richest fishing areas; it is also the saltiest ocean |
The Indian Ocean | the warmest ocean |
The Arctic Ocean | the coldest and smallest ocean and contains huge icebergs |
Why does the needle of the compass always point toward the magnetic north pole? | the north and south pole have opposite magnetic charges, the magnetic needle is pulled toward the magnetic north pole |