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Ch. 11.2 (Science)
Question | Answer |
---|---|
What is the definition of the word Day? | The Time required for the earth to rotate once on its axis. |
What is the definition of the word equinox? | The moment when the sun appears to cross the celestial equator. |
What is the definition of the word Solstice? | The point at which the sun is as far north or as far south of the equator as possible. |
How long does it take earth to rotate once on its axis? | 23 hours and 56 minutes. |
What is Earths axis? | An imaginary line that runs through earths center from the north pole to the south pole. |
Explain the cause of daylight and night. | The rotation of earth on its axis. |
What are seasons mainly caused by? | The 23.5 degree tilt of Earth's axis. |
Winter in the northern hemisphere is caused by what? | The tilt of the northern hemisphere away from the sun. |
An area has fewer daylight hours in what season? | Winter. |
An area has more daylight hours in what season? | Summer. |
Summer in the Northern hemisphere is caused by what? | The tilt of the northern hemisphere toward the sun. |
What affects the amount of sunlight that an area receives? | The Earth's tilt and shape. |
What causes the seasons yearly cycle? | Earth's tilt and revolution around the sun. |
What are equinoxes and solstices caused by? | Earths tilt and earths revolution around the sun. |
How does latitude affect the amount of seasonal change that an area experiences? | By the amount of change in the areas position in relation to the sun. |