What causes thunder?
a. static electricity in the air
b. the sudden heating of the air by a lightning bolt
c. the movement of raindrops and hail within the cloud
d. the formation of raindrops out of rapidly condensing water vapor

Mosses, lichens and shrubs can be found where in russia? a.grasslands b.mountain regions c.coastal plains d.siberian tundra

In recent times, what parts of texas are most likely to gain to representatives based on redistricting in recent years

The mechanization of agriculture has resulted in all of the following excepta increased productionb. an increased ability to feed growing global populationsc. decreased erosion as a result of advanced planting machinesd. increased employment in the farming industry