WorksheetsEclipses
Total questions: 22
Worksheet time: 22mins
Name
Class
Date
1.
Compared to the Sun, what is the apparent size of the Moon in the sky?
a)
slightly bigger
b)
about the same size
c)
slightly smaller
d)
considerably smaller
2.
Which generic term is used when one object passes into the shadow of another object?
a)
terminator
b)
eclipse
c)
occlusion
d)
solstice
3.
When the Moon blocks the Sun, it's called a _____
a)
solar eclipse
b)
lunar eclipse
c)
partial occlusion
d)
new Moon
4.
When the Earth blocks the Sun, it's called a _____
a)
solar eclipse
b)
lunar eclipse
c)
partial occlusion
d)
new Moon
5.
How long does it take for the Moon to complete an orbit of the Earth?
a)
one day
b)
one week
c)
one month
d)
one year
6.
The Earth orbits the Sun once per _____
a)
day
b)
week
c)
month
d)
year
7.
The Moon’s orbit is tilted with respect to Earth’s, by about _____
a)
5°
b)
15°
c)
25°
d)
29.5°
8.
During a solar eclipse, what is the phase of the Moon?
a)
new moon
b)
first quarter
c)
full moon
d)
third quarter
9.
What is the innermost and darkest part of a shadow called?
a)
umbra
b)
penumbra
c)
antumbra
d)
terminator
10.
Which word means “almost” or “nearly” in shadow?
a)
umbra
b)
penumbra
c)
antumbra
d)
partumbra
11.
When the umbra from the Moon touches the Earth, viewers in that region get a _____
a)
total solar eclipse
b)
total lunar eclipse
c)
partial solar eclipse
d)
partial lunar eclipse
12.
What is the name for the Sun's atmosphere, which is visible during a solar eclipse?
a)
ethereal envelope
b)
chromosphere
c)
corona
d)
photosphere
13.
Baily’s Beads, bright patches around the eclipsed Sun, are caused by _____
a)
craters at the Moon's edge
b)
sunspots
c)
filaments of the Sun's corona
d)
tendrils of the Sun's photosphere
14.
At its longest, a solar eclipse can last about _____
a)
8 seconds
b)
80 seconds
c)
8 minutes
d)
80 minutes
15.
A circle of light and bright spot, during a solar eclipse, is called _____
a)
the Ring of Fire event
b)
the Diamond Ring effect
c)
the Ring of Honour reflex
d)
the One Ring upshot
16.
The ring of light, when the Moon doesn’t block the entire face of the Sun, is called _____
a)
an angelus
b)
a cannulas
c)
a vortex ring
d)
an annulus
17.
When viewing a solar eclipse, the real concern is _____
a)
right before totality begins
b)
during totality
c)
right after totality ends
d)
when your pupils haven't dilated
18.
You don’t have to worry about hurting your eyes when viewing _____
a)
a total solar eclipse
b)
a partial solar eclipse
c)
the corona
d)
a lunar eclipse
19.
Who can see a lunar eclipse?
a)
anyone facing the Moon
b)
anyone standing in daylight
c)
anyone in North America
d)
anyone in the penumbra
20.
How long can a total lunar eclipse last?
a)
nearly two minutes
b)
nearly eight minutes
c)
nearly two hours
d)
nearly five hours
21.
Who used geometry to first estimate the size of the Moon?
a)
the inventor of the telescope
b)
ancient Greeks
c)
Galileo
d)
ancient Romans
22.
The Moon is slowly moving away from the Earth, by about 4 centimeters per _____
a)
day
b)
week
c)
month
d)
year
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