Select the statement that is true. O Outdoor air is always more polluted than indoor air. O Indoor air is always more polluted than outdoor air. The 'air indoors can be more polluted or less polluted than the air outdoors. K O There is no way to tell if the air indoors is as polluted as the air outdoors.​

Classify the structures as homologous or analogous, depending on their structure and function.

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

This map shows how climate change might affect precipitation patterns in the great plains of the united states by the end of this century. brown shoes a decrease in percipitation, and blue shows an increase. the maps differ based on the predictive levels of green house emissions. the maps shows that northern area should get a. more pracipations regardless of emmissions b. less pracipation, regardless of emmissions levels c. more precipitation, but only when emission levels.southern areas show a. more pracipations regardless of emmissions b. less pracipation, regardless of emmissions levels c. more precipitation, but only when emission levels.to use these maps to prepare for natural disasters in the great plains, scientist need to ask? a. how many tons of emissions were used at the basis of the map.b. which types of fossil fuels are used in the great plains c. if you think the above is wrong it's probly c the question is cut off