suppose you increase your walking speed from 4 miles per second to 12 miles per second in a period of one second what is your acceleration?

Respuesta :

Answer:

8 mi per second squared

Step-by-step explanation:

Find the speed difference and divide that by 1 second:

12 mps - 4 mps        8 mps

------------------------ = ------------ = 8 mi per second squared

         1 sec                1 sec