Extra Strength Spring Balance Dynamometer Capacity:1kg This rock sample is great

This rock sample is great for demonstrating metamorphic properties and can be used most effectively in lessons about the rock cycle

pairing with a spring scale to measure friction forces

Slotted aluminum rack with a central handle transfers 25 microscope slides through successive stain baths without individual handling between solutions

Cloth fi bers

Designed to let students draw their own electrodes on conductive graph paper and trace equipotential lines with a multimeter

Extra Strength Spring Balance Dynamometer Capacity:1kg This rock sample is greatHeavy gauge spring extends the measurement range while preserving scale resolution, supporting higher load force and mass experiments beyond typical classroom dynamometers.