David W. answered 08/14/17
Tutor
4.7
(90)
Experienced Prof
A Bungee Cord, a tight rope (ever walked on one?), a ropes course (gliding on these is fun !!), ...
The sides of automobile tires, a balloon, your chest muscles when breathing, ...
Any object that you lift from one side -- like a fork or spoon, a pen, ...
Any object that you stretch -- like the zipper on your jacket, your favorite stretch socks, ...
The sides of automobile tires, a balloon, your chest muscles when breathing, ...
Any object that you lift from one side -- like a fork or spoon, a pen, ...
Any object that you stretch -- like the zipper on your jacket, your favorite stretch socks, ...