Consider that l'm pulling a material with a 5N force as below: Material Hanging 5N mass And I get the following force vs strain curves below (showing how the material stretches) depending on how long...

What sort of material is this? What are the viscosity and spring constant of the material? What is the time threshold that determines whether the material acts as a liquid or solid? What is the characteristic frequency of the material? What real world material property does this model describe?

Extracted text: Consider that l'm pulling a material with a 5N force as below: Material Hanging 5N mass And I get the following force vs strain curves below (showing how the material stretches) depending on how long the force is applied. 5N 5 N 40 12 3 45 6 7 89 10 to 1 2 3 4 5 6 7 8 9 10 0.05 0.05 0.02 0 12 3 4 5 6 7 8 9 10 Time (s) 0 12 3 4 5 6 7 89 10 Time (s) Strain Force Strain Force