Transcript Think-Pair-Share Questions

An Assessment
• Best procedures: read quietly to yourself
(so you don’t give any subconscious clues)
• As the instructor, we read it too, for timing, then ask if anyone
needs more time
• If not, it’s time to vote simultaneously—use your fingers, right
in front of your chest so others don’t see (anonymous)
In which case(s) can the Earth, Sun, and Moon be in a
straight line, as seen from above the solar system?
1. full Moon only
2. first quarter and third (or last) quarter
3. new Moon only
4. both full and new Moon
5. This can happen at any phase of the Moon.
Examine the data for the percentage of the Moon’s near
side illuminated for the following dates.
What lunar phase
will occur on Feb 13?
1.
2.
3.
4.
5.
Date
Percentage illuminated
Feb 1
24%
Feb 2
15%
Feb 3
8%
Feb 4
3%
Feb 5
0%
Feb 6
1%
waning crescent
Feb 7
5%
full
at or very near first quarter
at or very near new
any of the above, depending upon other factors.
Which motions cause the Moon’s phases?
a)
b)
c)
d)
1.
2.
3.
4.
5.
Earth’s rotation on its axis.
Earth’s orbit around the Sun.
The Moon’s rotation on its axis.
The Moon’s orbit around the Earth.
a and c
a, b, and d
b and d
c and d
d