Concave Glass Mirror, 50mm Diameter, 50mm Focal Length Subcategory_Stopwatches and Timers supporting 18 mm thermometers upright

supporting 18 mm thermometers upright and protected between laboratory uses

this five-liter polypropylene Euro-design measuring jug pairs raised graduations with a tapered spout and handle for controlled pouring

paired with two 50N spring balances and two wrest pins so students can verify the laws governing frequency

Meker-style natural gas burner delivers a broad

Concave Glass Mirror, 50mm Diameter, 50mm Focal Length Subcategory_Stopwatches and Timers supporting 18 mm thermometers uprightConcave glass mirror at 50mm diameter and 50mm focal length, ~3. 3mm thick, the strongly curved surface (R=100mm) producing magnified real images for image formation experiments.