has anyone done the roller coaster gizmo lab for physics? i need help on these questions, or just the answers

Acylindrical specimen of a nickel alloy having an elastic modulus of 207 gpa (30 × 106psi) and an original diameter of 10.2 mm (0.40 in.) experiences only elastic deformation when a tensile load of 8900 n (2000 lbf) is applied. compute the maximum length of the specimen before deformation if the maximum allowable elongation is 0.25 mm (0.010 in.)

Aregular polygon has angkes of size 150° each.how many side has the polygon

How do the kidneys affect homeostasis