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Student activity & Level of Performance
+ appropriate student performance
- inappropriate student performance
n.a. not appropriate
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| Taking accurate rainfall
measurements |
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| read scale at eye level |
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| read scale from bottom of
meniscus |
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| record amount of daily rainfall
(mm) |
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| record date and time of
day (UT) |
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| record # of days rain has
accumulated in tube |
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| Empty and reassemble
the rainfall tube |
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| empty water into clean tube;
save for pH |
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| invert tube; allow it to
drain completely |
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| remove debris from empty
tube |
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| rinse the tube with distilled
water |
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| reassemble funnel, measuring-,
overflow-tubes |
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| remount rain gauge; level
top of gauge |
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| When rainfall exceeds
tube capacity |
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| measure the level of rainfall
in the tube |
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| empty the measuring tube |
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| measure rainfall from overflow
tube |
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| add results to reach a final
measurement |
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