Thermal Expansion and Contraction Experiment Kit School Physical Teaching Aids

Description

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Thermal Expansion and Contraction Experiment Kit School Physical Teaching Aids
Description:
Thermal Expansion Experiment Tool Kit
Design to prove the effect of Thermal expansion and contraction
Great physical teaching aids for teacher
Material: Plastic and Metal
Length: 16 cm/ 6.3 inch
Color: Random
Specification:
1. Let the steel ball pass through the ring several times to show that the steel ball can pass through the ring at normal temperature;
2. Heat the steel ball for 3-5 minutes, and then pass the steel ball through the ring. At this time, the steel ball expands due to heat, so it cannot pass through the ring;
3. Let the steel ball cool naturally, and the steel ball can pass through the ring
Package Includes:
1 x Physical Teaching Aids
Note:
Due to the manual measurement, please allow 1-2mm differences in size.
Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand
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