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E9 PCHS Lesson 5 Earth Sciences
E9 Lesson 5 Earth Sciences PCHS
having to do wit the mass of air that surrounds the earth.
one of two times each year when day and night are of equal length
a wide and open area
a broken or disconnected part
the force of attraction toward the center of a celestial body
a lighting up
capable of emitting light
bright;giving off light
science dealing with weather and weather fore casting
an unusual or significant occurrence
bending or deflecting of a ray of light
time of year when the sun is farthest from the equator
hot and moist;sweltering
violent motion or agitation
chacterized by a curved, semi-circular shape