standard 4: model with mathematics. Expand +. classroom observations: Teachers who are developing studentsâ capacity to model with mathematics move explicitly between real-world scenarios and mathematical representations of those scenarios.
exists and is an alternate of . Functional extinction means that there are not enough live animals (or animal protoplasm) of a certain species for the species to breed and survive.
noun. 1  a. 2  The fact of being extinct or the process of becoming extinct: the extinction of the passenger pigeon; languages that are in danger of extinction. 3  Psychology A reduction or a loss in the strength or rate of a conditioned response when the unconditioned stimulus or reinforcement is withheld.