Elastic Materials and Springs

Question 1

what is the difference between an elastic material and an inelastic material?

Answer 1

an elastic material will always return to its original shape

Question 2

what is the elastic limit?

Answer 2

the point where an elastic material is put under too much force and fails to get back to its original shape

Question 3

what is the formula for the force exerted on a spring?

Answer 3

spring constant * extension

Question 4

what is the formula for energy transferred in stretching

Answer 4

0.5 * spring constant * extension squared