Sampling and keys

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Match the correct letter with the correct label in the table.

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Wipe the PROBE between each reading to ensure that moisture from a previous reading does not affect the results.

On cloudy days take several readings at each site and calculate average.

Not wiping the PROBE between each reading so moisture is still on it.

Casting a shadow over the light sensor.

Light intensity meter

Insert PROBE to same depth each time.


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