Nowak- Mapping Stars
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Ancient cultures organized the sky by | linking stars together in patterns
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| Constellations | sections of the sky that contain recognizable star patterns
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| Ancient Greeks saw a hunter, but the Japanese saw a | drum
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| The sky is divided into how many constellations? | 88
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| Why do modern astronomers use the same names for the constellations? | to make communication easier
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| The constellations that are visible in the sky are the same or different in the spring or the fall? | different
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| zenith | imaginary point directly over the head of the observer
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| celestial equator | imaginary extension of Earth's equator into space
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| horizon | line where the earth and sky meet
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| altitude | angle between an object and the horizon
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| right ascension | measure of how far east an object is from where the sun appears on the vernal equinox
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| vernal equinox | where the sun appears on the first day of spring
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| declination | position of a star in degrees north or south of the celestial equator
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| always 90 degrees from zenith | horizon
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| circumpolar stars | stars that can be seen at all times of year and all times of night
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| Copernicus thought the stars must be very far away because | they never shifted their relative positions
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| red shift | as a light source moves away, the light source looks redder
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| light year | the distance that light travels in one year
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| One light-year is about ____ trillion kilometers | 9.46
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| Are most stars smaller or larger than Earth? | larger
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| The stars that you see depend on | your latitude, the time of the year, and the time of night
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
seagullq
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