The sun is in the sky. clouds with blue arrows pointing down toward water. the arrows are circled. an arrow is pointing from the water inland showing wind direction. red arrows are pointing up from the land to the sky. what do the arrows in the circle indicate? warm air is rising. cool air is sinking. cool air is less dense. warm air is more dense.

Distance that the transcontinental railroad covered from omaha to san francisco.

Which area on the map would be most likely to have the most oil exploration in since the start of the 21st century? a) b) c) d) plz me

Extensive and unusual cold snaps have occurred here recently. is this evidence that global warming is lessening or not occurring? no—although the long-term trend is for warming, short-term weather patterns can still be variable. no—melting of glaciers and ice caps is making the oceans cooler, which can cause cold snaps. yes-- if global warming really were occurring, cold snaps wouldn’t happen. yes—due to global warming, weather patterns should be become less—not more—variable.