Shared Flashcard Set

Details

study guide
study guide
29
Science
8th Grade
02/15/2012

Additional Science Flashcards

 


 

Cards

Term
Earth rotates on it axis about once every year. (t/f)
Definition
FALSE
Term
Night and day on Earth are caused by Earth,s revolution around the sun.(t/f)
Definition
False
Term

A lunar eclipse occur when Eath's shadow falls on the moon.(t/f)

 

Definition
True
Term
day and night are caused by
Definition
earths's rotation
Term
one complete revolution of Earth around the sun takes about
Definition

365 1/4 days

 

Term
Earth has seasons because
Definition
of its tilt
Term
when the north end of Earth's axis is tilted toward the sun, North America will experience
Definition
summer
Term
list the order of moon phase starting with new moon
Definition
waxing crescent, first quarter, waxing gibbous,full moon, waning gibbous, third quarter and waning crescent
Term

extreme tides appends because of 

 

 

 

 

Definition
The moon gravitational pull
Term
[image]
Definition
solar eclipse
Term
how long does the moon cycle takes
Definition
27.3 days
Term
why do you always see one side of the moon
Definition
because the moon revolution takes as long its rotation
Term

what type of eclipse is this

[image]

Definition
lunar
Term
umbra
Definition
portion of the shadow where a total eclipse is experienced


Term
penumbra
Definition
portion of the shadow where a partial eclipse is experienced
Term
[image]
Definition
third quarter
Term
[image]
Definition
First quarter
Term
[image]
Definition
new moon
Term
[image]
Definition
waxing crescent
Term
[image]
Definition
waning gibbous
Term
[image]
Definition
waxing gibbous
Term

winter solstice

 

Definition
december 21
Term
full moon
Definition
all of the lighted side is visible 
Term
equinox 
Definition
the day when the sun is directly over the earth's equator. Daytime & nighttime hours are equal .
Term
Summer solstice 
Definition
june 21
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