kit, properties of materials, allows students to make a wide range of investigations with only a small number of items, kit contains two sets of three metal cylinders - aluminum, copper, and steel. In one set the cylinders all have equal masses
kit, properties of materials, allows students to make a wide range of investigations with only a small number of items, kit contains two sets of three metal cylinders - aluminum, copper, and steel. In one set the cylinders all have equal masses
Jar, Polystyrene Have A Wide Mouth And A Pvc Lid, Its Polystyrene Design Helps To Prevent The Jar From Breaking, Making It Ideal For The Lab Or Classroom Setting, Size: Gallon100/400 Lid
Mercury light source, 20W low pressure discharge lamps for spectral work. Delivers approximately 100 lux at 20 cm with prominent lines at 434.7, 546.0, 577.0, and 579.1 nm as well as many faint lines.