Experiment 5 Momentum and energy changes during a collision
ã€Purpose requirement】
1. Validate the law of conservation of momentum with special cases of collision, and investigate the kinetic energy loss;
2. Ensure the experimental conditions during the experimental operation;
3. Master a method to simplify data processing.
ã€Experiment content】
1. Adjust the experimental device;
2. Completely inelastic collision;
3. Elastic collision.
ã€Instruments】
Serial number
equipment name
Model / Specification
Unit price (yuan)
Remarks
1
Air cushion guide
QG-P / 1.5 meters
3580
And experiment two
2
Digital chronograph
J0201-5C / 5 digit display
3
Gas source
QY-â…¡
4
U-shaped light barrier
Different width
5
Cushion
Different thickness
6
Vernier caliper
0 ～ 150mm, 0.02mm
7
Electronic balance
TD10002 / 1000g, 0.01g
1450
Compatible with other experiments
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