1.3.4 The role of convection in the atmosphere

We come now to our final refinement to the simple picture in Figure 7. Recall that the troposphere is heated from below, with temperature then falling with increasing altitude. This situation sets the scene for the onset of convection - the bulk flow or circulation of a fluid driven by differences in temperature. Convection in the atmosphere plays a vital role in two further mechanisms - quite apart from the emission of longwave radiation - whereby energy is transferred from the Earth'
Author(s): The Open University

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Copyright © 2016 The Open University

Comics Are Good
Lesson ObjectiveUsing comics helps engage reluctant readers.  Questions to ConsiderHow might teachers in any subject use comics to engage reluctant readers?How could you use comics to tackle sensitive issues?Once engaged, how would you migrate comic book readers to regular books?
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