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18 Cards in this Set
- Front
- Back
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Light years
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distance
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Axis Tilt
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23.5 degrees/seasons
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Revolve
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orbit around/Year
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Rotate
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spin/Earth Day
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Luminosity
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brightness /intensity
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Nebula
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birthplace/ stellar nursery
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Celestial
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in space
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HR diagram
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star chart
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Sun
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Medium/Yellow/Main sequence/closer to Earth than any other star
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Summer in Northern Hemisphere |
Winter in Southern Hemisphere |
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Equinox |
Same hours of Daylight and dark/start of Spring or Fall |
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Solstice |
The changing of the season to Summer or winter |
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Name the 4 seasons in order starting with winter. |
Winter, Spring, Summer, Fall |
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What would happen if Earth was not tilted on its axis? |
We wouldn’t have seasons. |
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What is the reason that we have seasons? |
Earth’s tilt on its axis |
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What causes day and night on Earth? |
Earth's Rotation |
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What is the term we use to describe how Earth moves around the Sun? |
Revolution or orbit |
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What part of the earth experiences the least change in the number of daylight hours? |
Equator |
