Why can bees fly? this is for my physics class

Which changes of state do the labels represent? a: b: c:

Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?