Two thermometers for grades 5-8 to measure atmospheric water vapor content or relative humidity by means of a sling
Wet-bulb thermometer measures an equilibrium temperature caused by evaporation taking place when unsaturated air moves past the bulb
Dry-bulb thermometer measures temperature of surrounding air
Includes a black shoelace lanyard, felted cotton fabric, rubber band, and instructions

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 10.1 inch
Height : 2.4 inch
Length : 11.7 inch

Item Weight: 13.6 ounce (View shipping rates and policies)
Shipping Weight: 13.6 ounce (View shipping rates and policies)

ASIN : B008C4OSVI