A ball of mass 500 g hangs from a spring whose stiffness is 125 newtons per meter. A string is attached to the ball and you are pulling the string to the right, so that the ball hangs motionless 8cm from it's original position. In this situation the spring is stretched, and its length is 15 cm. What would be the relaxed length of the spring, if it were detached from the ball and laid on a table?

answer: strength i guess

explanation:

i had this question and the answer was 3.15 miles.

martina travels from school to her mom's office. from there, she walks to school. after school, she walks to the library and then to a friends house before finally ending back at home. find martina's total distance traveled.

a) 0 miles  

b) 0.4 miles  

c) 1 mile  

d) 3.15 miles

i think the answer is a and b

i wish you luck