Aroller coaster starts down a hill at 10 m/s. three seconds later its speed is 32 m/s. what is the roller coaster acceleration?

Why do carbohydrate molecules function so well as fuel for the body?

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere

Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.