Description
Greatly magnified Paramecium model reveals cilia arrangement
a battery-free source of partial vacuum for bell-jar demonstrations without external power
1100-turn copper coil on a bobbin sized for a double C-core
Hand-cranked 4-stroke gasoline engine model at 13
two collision carts
Moment of Inertia Disc on Magnetic Base Handle Type_Wood Greatly magnified Paramecium model reveals6. 5 inch plastic moment of inertia disc on a magnetic base ball bearing, perforated at 1cm intervals along 12 axes with six moveable pins for torque and rotational energy investigations.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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