**Clinometers**

Clinometers are simple devices that measure the angle of a slope, but can also be used to estimate the height of tall objects (such as trees or buildings) with only some rudimentary geometry. Clinometers are utilized in our

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__Soil Site Selection__,__Tree Height vs Diameter__, and__Population Density Effects__protocols.Our

__Clinometer Construction and Use__protocol explains step-by-step how to construct the two types of clinometers seen in the image left. It also walks through the use and application of your clinometer, including both height and slope calculations.Our

__Clinometer Use Worksheet (W-E-01)__walks students through an activity to measure the height of a tall object. We suggest using this brief exercise to teach the basics of clinometer use before embarking on data collection.