User: Many animals have body symmetry with distinct front and back ends. This type of symmetry is A. unilateral symmetry.
Cumulonimbus, from the Latin cumulus (heap) and nimbus (rainstorm, storm cloud), is a dense towering vertical cloud associated with thunderstorms and atmospheric instability, forming from water vapor carried by powerful upward air currents.
There are three cloud seeding methods: static, dynamic and hygroscopic. 1  Static cloud seeding involves spreading a chemical like silver iodide into clouds. 2  The silver iodide provides a crystal around which moisture can condense.