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Sandtimer
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This product has multiple variants. The options may be chosen on the product page
Large Wooden Sandtimer
Large Wooden Sandtimer - A set of 3 wooden hourglasses of 3 different time measures.
The price is per piece.
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This product has multiple variants. The options may be chosen on the product page
Plastic Sandtimer
For easy identification, each Hourglass has a different color, depending on the total time it measures, with a random selection of colors.
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This product has multiple variants. The options may be chosen on the product page
Small Wooden Sandtimer
Small Wooden Sandtimer - A series of 8 sandtimers in 8 colors depending on total time.
Price per sandtimer.
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This product has multiple variants. The options may be chosen on the product page
Small Sandtimers 3 pcs
Demonstration of Combination of 3 Basic Colors
BOYLE’s Law Apparatus Device gas laws
Planck’s Constant Photoelectric Effect Apparatus
- Wave length of color filters: 635 nm, 570 nm, 540 nm, 500 nm και 460 nm.
- Light Source: 12V/35W (halogen tungsten lamp)
- Sensitive Component: Vacuum Phototube
- Dark-current: less than 0.003 μΑ
- Precision of accelerate voltage: less than ±0.2%
- Measuring error: less than ±15% compared to the accepted value h=6,62619×10^34 J.S
Osmosis Apparatus
Doppler Effect Apparatus
Density Sphere
Ball with Hook for Pendulum
Ball with Hook for Pendulum Ball with Hook for Pendulum Available in: (ball diameter) 19mm 25mm Price per ball
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This product has multiple variants. The options may be chosen on the product page
