Flashcards
2-4 Study Guide
Cards in this deck (17)
- 1How long does it take for the Moon to revolve around Earth?27 Days
- 2Why do stars appear to move in the sky?The Earth’s orbit causes the stars to appear to move in the sky.
- 3What fraction of the Earth’s size is the moon?1/4
- 4How long is the Earth’s orbit around the Sun?365 1/4 days
- 5How long is the Earth’s rotation on its axis?24 hours
- 6Why does the Moon appear about the same size as the Sun?The sun is much larger than the moon, but the moon is much closer to the earth than the sun.
- 7What direction does the Sun appear to rise and set?East-West
- 8How are shadows in the winter in the Northern Hemisphere different than those in the summer?Shadows are longer in the winter and shorter in the summer.
- 9During which season does the Sun appears higher in the sky?In the summer season.
- 10During which seasons are shadows shorter?During the summer because when the sun is higher in the sky, there will be more direct sunlight and shorter shadows.
- 11What is an equinox?The sun is over the Earth’s equator and neither hemisphere tilts toward the sun.
- 12When do the equinoxes occur?Around March 21st and September 21st.
- 13Why is the North Star important?Sailors can use the star for direction to find north and south.
- 14What season is the Southern Hemisphere experiencing when we have summer in the Northern Hemisphere?They are experiencing Winter.
- 15During which season does the Sun appear to rise latest and set earliest?This happens during the Winter
- 16When the Earth is tilted toward the Sun, what season is being experienced in the Northern Hemisphere and Southern Hemisphere?The northern hemisphere is experiencing summer and the southern hemisphere is experiencing winter.
- 17What are two reasons that the Sun-Earth system creates seasons?This is because of the Earth’s tilt and the rays of sunlight.
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- Flashcards on 2-4 Study Guide, created by Luke Barndt on 28/02/2020.
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- Luke Barndt
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