What is the dominant direction of the longshore current that produced Limantour Spit?

The question is based on Map T-15, the “Point Reyes, California” quadrangle (scale 1:62,500; contour interval 80 feet) showing Point Reyes and Drakes Bay in Point Reyes National Seashore (38°01'38"N, 122°57'51"W).
What will be an ideal response?


From east to west

Environmental & Atmospheric Sciences

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When a shale metamorphoses into a slate why do some slates contain muscovite and some slates contain chlorite?

A) The chlorite slates form at different pressures than the muscovite slates. B) The chlorite slates have a different composition than the muscovite slates. C) The chlorite slates form at different temperatures than the muscovite slates. D) The chlorite slates form at different temperatures and pressures than the muscovite slates.

Environmental & Atmospheric Sciences

Which scales of atmospheric motion are not shown on the map? [INSERT FIGURE 8-3. NO CAPTION]

A) microscale and global scale B) microscale and mesoscale C) synoptic and mesoscale D) synoptic and global scale

Environmental & Atmospheric Sciences

Why is topographic monitoring sometimes useful in forecasting a volcanic eruption?

A) A volcano sometimes swells as lava moves into the edifice. B) Volcanic eruption is more likely as an area undergoes tectonic uplift. C) Seismic activity occurs as the volcano rises. D) Topographic monitoring reveals the likelihood of lahar generation.

Environmental & Atmospheric Sciences

The spiral of economic growth and advantage that emerges as external economies, agglomeration and localization economies develop in a place is called

A) cumulative causation. B) creative destruction. C) neo-Fordism. D) flexible production. E) Reaganomics.

Environmental & Atmospheric Sciences