The approximate depth of the canyon was 918 feet, and she hears her echo 1.7 seconds later.
An equation is an expression that shows the relationship between two or more variables and numbers.
Sound travels at approximately 1080 feet per second. Hence:
Marsala hears her echo 1.7 seconds later, hence:
Total distance = 1080 * 1.7 = 1836 feet
Depth of canyon = 1836 / 2 = 918 feet
The approximate depth of the canyon was 918 feet, and she hears her echo 1.7 seconds later.
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