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Task · part of 7. A project. Do ONE

7(c). Water temperatures four times daily for five days

Optional May not apply Often forgotten

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At the surface, midwater and bottom of a body of water. Make a Secchi disk for turbidity, measure the air temperature, and note cloud cover and roughness. Graph air and water temperature and turbidity, and tell how water temperature changes with air temperature.

Deadline. Four measurements a day for five consecutive days, at the surface, midwater and bottom. You may measure depth with a rock tied to a line. Turbidity is measured with a Secchi disk you make.

Where this step comes from

  1. Oceanography Merit Badge Requirements (Merit Badge Hub, last modified 2025-12-31), Requirement 7(c) · Requires measurements four times daily for five consecutive days.

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