[Solved] A car is moving with a constant speed along a circular track. The car is therefore not accelerating. Economically Important: An entity or activity considered economically important provides significant financial value or impact to an economy through jobs, goods, services, or commerce. Hornworts: A group of non-vascular plants belonging to the phylum Anthocerotophyta, known for their horn-like sporophytes. Liverworts: Simple plants that are non-vascular, meaning they do not have specialized tissues for water and nutrient transport, part of the bryophytes group. Gymnosperms: A group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes, characterized by unenclosed or "naked" seeds.