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outer space
Earth sun and moon systems
Question | Answer |
---|---|
what determines seasons | the tilt of the earth |
when does a new moon occur | when the moon is directly in between the earth and sun |
waxing crescent | right side of moon is illuminated in a crescent |
first quarter | half of the moon is illuminated (the right side is bright) |
waxing gibbous | little slither of dark on the left side |
full moon | all of moon is light moon in front of earth |
waning gibbous | little slither of dark on right side |
last quarter | half of moon is illuminated (left side is bright) |
waning crescent | left side of the moon is illuminated in a crescent |
how many days does it take to get from a new moon to a full moon | 29.5 days |
what are the two types of eclipse | solar and lunar |
when do solar eclipse occur | when the moon passes between the earth and the sun covering the earths view of the sun |
what eclipse causes little to no amount of sun | solar eclipse |
when does a lunar eclipse occur | when the earth passes between the moon and the sun |
what eclipse causes no view of the moon | lunar eclipse |
sequence of solar eclipse | earth MOON sun |
sequence of lunar eclipse | moon EARTH sun |
when does lunar eclipses occur | during the nighttime |
whats the darkest point of a shadow | the umbra (where total eclipses occur) |
what is the area of partial shadowing surrounding the total shadow | the penumbra |
how does spring tides occur | horizontally tides being pulled left to right |
when do spring tides occur | new moon and full moon |
how does neap tides occur | vertically tides being pulled up and down |
when do neap tides occur | third quarter and first quarter |
what has the greatest influence on tides | the moon |
what causes tides | the gravitational pulls of the sun and moon |
what is high tide | a bulge that occurs in the ocean when the moon is overhead |
low tides | a place between bulges where the moon is not overhead |
what is the difference in height between high tide and low tide called | tidal range |
how often do spring tides and neap tides occur | twice a month |