write numbers in the blanks indicating where in the ranking each falls. Rank 1 i
ID: 2162441 • Letter: W
Question
write numbers in the blanks indicating where in the ranking each falls. Rank 1 is the greatest. For example if you were to rank 1 cm, 1 km, and 1 mm you would rank them as 2, 1, 3. If two are the same, write the same number in their blanks. For example if you were to rank 1 cm, 1 km, and 10 mm you would rank them as 2, 1, 2.
Rank the windows according to
a) the time the object takes to pass it.
________window #1
_____window #2
_____window #3
b) the average speed* of the object during the time it takes to pass it.
____window #1
___window #2
___window #3
The object then moves down past windows 4, 5, 6, which are identical in size and irregularly spaced horizontally. Rank the three windows according to
c) the time the object takes to pass it.
window #4____
window #5_____
window #6_____
d) the average speed* of the object during the time it takes to pass it.
window #4_____
window #5____
window #6______
*speed = magnitude of vector velocity
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Explanation / Answer
a)3,2,1 as time to reach window 1 is least and 3rd the most b)1,2,3 as vertical velocity decrease from window 1 to 3rd. c)1,2,3 as time to reach window 4 is highest and window 6 least. d)3,2,1 as average speed increases from window 4 to 6 due to increase in vertical velocity.
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