Term
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Definition
occurs when the position of the sun is exactly over the equator. |
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Term
What days does equinox occur on? |
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Definition
March 21st & September 23 |
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Term
Explain the difference between the winter and summer solstices. |
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Definition
The winter solstice, is the shortest day of the year, when the Earth's North Pole is tilted farthest from the Sun. The summer Solstice is the longest day when the Earths north pole is tilted closest to the sun. |
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Term
Mercury is the ______ planet from the Sun. |
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Definition
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Term
Which of the following best describes the surface of Mercury? |
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Definition
Barren and rocky with lots of craters |
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Term
Around how big is Mercury's mass when compared to the mass of the Earth? |
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Definition
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Around how long is a day on Mercury? |
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Definition
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Term
Mercury is the ______ planet in the Solar System. |
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Definition
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Term
Why does Mercury have such extremes in temperature? |
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Definition
Because it's day is so long, it has little atmosphere, it is so close to the Sun |
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Term
Mercury was named after what Roman god or goddess? |
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Definition
Roman messenger to the gods |
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Term
Mercury is more similar to the Earth's Moon in size and surface than to planet Earth |
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Definition
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Term
Why is it difficult to send space craft to Mercury? |
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Definition
Because it is so close to the Sun |
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Term
Venus is the ______ planet from the Sun |
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Definition
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Term
What type of planet is Venus? |
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Definition
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Term
Which of the following best describes the surface of Venus? |
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Definition
Cloudy and hot with lots of volcanoes |
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Term
Around how big is Venus' mass when compared to the mass of the Earth? |
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Definition
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Term
Around how long is a day on Venus? |
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Definition
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Term
True or False: Much of the surface of Venus is covered in water. |
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Definition
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Term
Why is Venus the hottest planet in the Solar System? |
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Definition
Because it has a thick atmosphere of mostly carbon dioxide |
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Term
Venus was named after what Roman god or goddess? |
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Definition
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Term
What planet is Venus most similar to in terms of mass, size, and gravity? |
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Definition
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Term
Venus is the ______ planet in the Solar System |
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Definition
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Term
Mars is the ______ planet from the Sun. |
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Definition
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Term
Which of the following best describes the surface of Mars? |
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Definition
Cold, rocky, and covered in red dust |
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Term
Around how big is Mars' mass when compared to the mass of the Earth? |
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Definition
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Term
Around how long is a day on Mars? |
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Definition
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Term
Mars was named after what Roman god or goddess? |
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Definition
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Term
Mars is the ______ planet in the Solar System. |
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Definition
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Term
Where does the Moon get its light? |
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Definition
By reflecting light from the Sun |
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Term
How much of the Moon is continuously lit up? |
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Definition
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Term
What is the phase of the Moon when 100% of the Moon is lit up? |
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Definition
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