Answer: Change in altitude = (50 x 5) feet
The total change in altitude for all 5 kites. = 250 feet
Explanation:
Given : Rate of descent = 50 feet per second (speed)
Time = 5 seconds
Since, distance = speed x time
Change in altitude = Rate of descent x Time
Change in altitude = 50 x 5 feet [required equation]
= 250 feet
Hence, the total change in altitude for all 5 kites. = 250 feet