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Eclipses

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Title: PowerPoint Presentation Author: John Watmuff Last modified by: siglek Created Date: 10/9/2001 11:59:22 PM Document presentation format: On-screen Show – PowerPoint PPT presentation

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Title: Eclipses


1
Eclipses and Tides
Earths Moon
Earth in Space
Moon Phases
Misc.
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2
When do neap tides occur?
Answer
3
When the suns pull is at a right, 90 degree,
angle to the moons
4
The summer solstice in the Southern Hemisphere
occurs when the sun is directly overhead this
line of latitude
Answer
5
23.5 degrees South
6
A lunar eclipse can only occur at this moon phase
Answer
7
Full moon
8
Season are caused by this
Answer
9
The tilt of Earths axis as it revolves around
the sun
10
We always see the same side of the moon for this
reason
Answer
11
The moons rotation and revolution are equal
12
Only during this phase can a lunar eclipse occur.
Answer
13
Full moon
14
The type of tides when the sun, Earth, and moon
are arranged in a line.
Answer
15
Spring Tide
16
When the moon is directly between the Earth and
the sun, there is a _________.
Answer
17
Solar eclipse
18
Tides are caused mainly by this.
Answer
19
The moons gravity
20
This occurs when the Earth is directly between
the moon and the sun
Answer
21
Lunar eclipse
22
The times that day and night are equal length are
called
Answer
23
equinoxes
24
Day and night are caused by this
Answer
25
Earths rotation
26
Earths rotation takes this long
Answer
27
24 hours
28
One complete revolution around the sun takes about
Answer
29
One year
30
This occurs when neither end of Earths axis is
tilted toward or away from the sun.
Answer
31
equinox
32
Daily Double
GO
33
Daily Double
GO
34
Photographs show that the far side of the moon is
_______ in comparison to the near side of the
moon.
Answer
35
rough
36
Galileo saw that much of the moons surface is
covered with round pits called
Answer
37
craters
38
The moon is this fraction of a size compared to
Earth.
Answer
39
About 1/4 the diameter
40
The darkest part of shadow seen during a total
eclipse.
Answer
41
The Umbra
42
This is the difference between waxing and waning
Answer
43
Waxing - see more on right side Waning - see less
44
The moon can be seen from Earth because this
reflects off the moon
Answer
45
sunlight
46
The amount of the lighted side of the moon you
see is the same during the 1st quarter phase and
this phase
Answer
47
Third quarter
48
Name the phase that occurs after a new moon
Answer
49
Waxing crescent
50
The notion that a large object colliding with
Earth formed the moon is known as this.
Answer
51
The collision ring theory
52
Flat areas from molten material on the moon
Answer
53
maria
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