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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Upper Elementary Science - II
3.24 Lunar Eclipse

A lunar eclipse occurs when the Earth's shadow falls on the moon. Lunar eclipses occur, on average, about once every 6 months. Types of Lunar eclipses:

Total eclipse: When the entire moon enters the Earth's umbra (the darkest part of its shadow), this is called a total eclipse.

Partial eclipse: When only part of the moon enters the Earth's umbra, this is called a partial eclipse.

During an average total lunar eclipse, the moon is within the Earth's umbra for about an hour. This is called totality.


Directions: Answer the following questions.
Q 1: Total eclipse occurs
when the entire moon enters the umbra
when the entire moon enters the penumbra
when the partial moon enters the umbra

Q 2: During an eclipse the sun, moon and earth are all
circular
collinear
elliptical

Q 3: Lunar eclipse occurs
twice a year
thrice a year
once a year

Q 4: Partial eclipse occurs
when partial moon enters penumbra
when partial moon enters umbra
when full moon enters umbra

Question 5: This question is available to subscribers only!

Question 6: This question is available to subscribers only!


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