The characteristic of being dry is best-associated with which type of air mass? polar

maritime

tropical

continental

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?