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.
drop off the radar. To be ignored or forgotten in favor of something more important; to fall into obscurity or disappear from public view. When the economy crashed, many social welfare projects simply dropped off the radar. The band had a hugely popular single in the 1980s, but they dropped off the radar soon afterward.