Metal Blocks, For Density Determinations, Set Of Twelve In Assorted Sizes, Shapes And Masses. The Set Comprises Two Each Of Brass, Iron, Aluminium, Copper, Zinc And Lead. Masses Vary From 12 - 25 G
Equilateral Prism, Material: Acrylic, Useful for experiments in Optics, Light Refraction and Wavelengths, Will create a rainbow (even in room light) by using the simple led light of a smart phone, User will need to create a small slit in a black piece of paper, Size: 3in Hx1in W
Lead-Free Density Blocks With Hooks, Ideal For Studying Density And Specific Heat Without Using Lead. A Block Of Brass, Copper, Aluminum, And Steel Are Included In The Kit Along With A Complete Instruction Manual, Density, Specific Gravity, And Specific Heat
Knife Switch, Single Pole - Double Throw, Single Pole - Double Throwdurable Plastic Base Knife Switches That Stand Up During Tough Student Use. Poles & Knives Are Made Of Brass For Good Electrical Connections.
Double Convex Lens, Highly polished, optically true lens is excellent for physics classroom demonstrations in optics and light refraction, with ground edges, great for physics classrooms, with highest grade, Size: 100 mm focal length, Lens measures 2in diameter, 0.1 weight
Convex Mirror, Material: Glass, round, designed for physics and educational uses, Because of their educational use design, there may be minor imperfections that do not affect physical function, thickness varies as they are not designed, Size: 2in Diameter, 300mm FocalLength, 2mm Thick
Rectangular Block - Glass, Made from imported optical glass with optically worked surfaces, All angles accurately worked with edges slightly bevelled and glass free from bubbles, Size 75 x 50 x 12 mm
Hook'S Law Apparatus - Student, Supplied With Weights, Scale Marked In mm, Includes Experimental Notes, Wooden Base, A Hook Supporting A Coiled Spring With A Mass Hanger And Indicator Is Attached To Rod, 10G Weight Plates Included
Lead-Free Clylinder Set. 5 Cylinders, 0.5Inch Diameter. Aluminum, Copper, Tin, Zinc, Brass, Help Beginning Students Conceptually Understand Density, 3 3 The Density Of These Metals Ranges From 2.7 G/Cm To 8.8 G/Cm Giving Students A Wide Range Of Different Values To Study
Spring Scale Dynamometer, Material: Aluminum, High Resolution, Easy to read markings, Durable enough for classroom use and student abuse, omprised of a durable aluminum casing and is a great tool for assessing the weight of object in both grams and Newton's, Size: 1Kg/10N