US$ 497.50
elastic and inelastic collisions
90mm 3-element uni-focal lens
with 96 peg positions accommodating full class sets between washing and reuse
Needle-valve Rotaflow design delivers fine
Designed to generate and detect ultrasonic waves above the audible range
PVC Lab Thermometer, -40 to 50°C Prepared Slides_Botany elastic and inelastic collisionsSpirit filled glass thermometer on a white PVC backing, sized for room temperature and refrigerator monitoring in classrooms and field use settings.