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4th Gr. Solar System

SC

TermDefinition
axis imaginary line that goes through the earth from the North Pole to the South Pole
rotation spinning on its axis which creates 24 hours in a day and night
revolution one trip around the Sun
rocky planets Mercury, Venus, Earth, and Mars
gas giants Jupiter, Saturn, Uranus, and Neptune
Sun A star in the center of our solar system
phases how the moon looks over 1 month
first quarter moon half is visible on the right side (day 7)
full moon the whole front of the moon is visible (day 14)
last quarter moon half is visible on the left side (day 21)
new moon the moon is not visible (day 1)
crescent moon less than half of the moon is visible
gibbous moon more than half of the moon is visible
long and thin Shadows in the morning and evening
short and wide Shadows at noon
tilted axis causes the seasons on Earth as it revolves around the Sun
East Sun rises from this direction
West Sun sets in this direction
astronomy the study of the universe
constellations patterns of stars
telescopes a tool used to look at objects in the sky
"My Very Eager Mother Just Served Us Noodles" a funny way to remember the order of the planets
Ursa Minor the Little Dipper and can be seen all year looking North
Ursa Major the Big Dipper and can be seen all year looking North
Orion's Belt 3 stars in a line that can be seen in the winter
North Star the last star on the handle of the Little Dipper
Polaris the North Star
Created by: Leusbyb