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Web Exploration: SEASONS
You may print this out and fill it out by hand or use the Word to complete and email to Mrs.
Zaleta.
The following links can be used to investigate Seasons:
http://astro.unl.edu/naap/motion1/animations/seasons_ecliptic.swf
https://pantherfile.uwm.edu/kahl/www/CoVis/Seasons/
http://www.nationalgeographic.com/xpeditions/activities/07/popup/cosmic.html
Using online resources:
Demonstrate the seasons on Earth.
Sketch OR describe in writing below:
Seasons:
Solstices and Equinoxes:
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Date:
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Answer the following question using complete sentences:
Why do we have seasons? What is the difference between a solstice and an equinox?
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. Earth has seasons because
a. it rotates on its axis. b. the distance between Earth and the sun changes.
c. its axis is tilted as it moves around the sun. d. the temperature of the sun changes.
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2. When the north end of Earth’s axis is tilted toward the sun, North America will experience
a. more indirect rays and shorter days. b. more indirect rays and longer days.
c. more direct rays and shorter days. d. more direct rays and longer days.
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3. In the Southern Hemisphere, the summer solstice occurs when the sun is
a. at the equator. b. farthest south. c. farthest north. d. closest to Earth.
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4. An equinox occurs when
a. neither end of Earth’s axis is tilted toward or away from the sun.
b. the north end of Earth’s axis is tilted away from the sun.
c. the north end of Earth’s axis is tilted toward the sun.
d. Earth’s axis is parallel to the sun’s rays.
Modified True/False
Indicate whether the statement is true or false. If false, change the identified word or phrase to make
the statement true.
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5. The beginning of spring in the Northern Hemisphere is marked by the vernal equinox.
_________________________
Completion
Complete each statement.
6. Seasons on Earth are caused by the ____________________ of Earth’s axis as Earth revolves
around the sun.
7. The times when day and night are of equal length are called ____________________.
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Date:
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Essay
8. Explain why it is generally warmer near the equator than it is near the poles.