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science vocab

sec 1 and 2

QuestionAnswer
astronamy the study of the stars, moon and sun
solstice 2 says each year when the noon sun is over head at either 23.5 degrees north or south
latitude a measurment of distance from the equator expressed in degrees north or south
equinox 2 days of the year when the noon sun is directly overhead at the equator
vernal equinox spring equinox (occurs aroubd march 21st)
autumnal equinox fall equinox (occurs around september 23rd)
rotation an object spinning on its axis
revolution the movement of one object around another
orbit the path an object takes as it revolves around another object
phases different shapes of the moon you see from earth
eclipse when an object in space comes between the sun and a 3rd object
solar eclipse when the moon passes between the earth and sun
umbra darkest part of the moon
penumbra largest part of the moon's shadow
lunar eclipse when earth is directly between the moon and the sun. (occurs at a full moon)
tides the rise and fall of water
gravity the force pulls the moon and the earth towards each other.
spring tides tides with the greatest difference between high and low tides.
neap tides tides with the least difference between high and low tides
Created by: pragu :)
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