OC Beach Erosion Earthcache

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Please answer all three of the below to claim your find!

Geocaching Username *

1. After reading "A Summary About Waves", are OC’s waves spilling, plunging, or surging breakers? *

Spilling

Plunging

Surging

2. In the paragraphs about "Longshore Currents", it says that the “major source of sand for Ocean City’s beaches is from updrift beaches.” If OC is getting sand from “updrift beaches,” what beaches are they? *

Hint: longshore currents run from north to south.

3. Go to the GZ and examine the sand on the beach (you may need to use a ruler and/or a magnifying glass to aid in your investigation). While looking at sand, estimate how many millimeters are most of the grains of sand and what category does OC sand fall into according to the scale above? *

Very fine sand (1/16 – 1/8mm)

Fine sand (1/8 – 1/4mm)

Medium sand (1/4mm – 1/2mm)

Coarse sand (1/2mm – 1mm)

Very coarse sand (1 mm – 2mm)

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