Where would you expect to see seedless plants such as ferns and mosses?

Seed plants that lived during the carboniferous impact life on earth today because a. they are the ancestors of all plant life on earth. b. their remains formed coal, which is an important resource. c. they produced fossils that are used to date many geologic events. d. their presence caused oxygen levels to drop, allowing animals to evolve.

The ozone hole is at its biggest each year in the ? hemisphere in the ? season.

Alow-pressure belt means the air is cold and dry warm and rising cold and sinking warm and moist