In this lesson, by completing the exercises, you can learn about the states of matter and changes in state.
Demonstration of the acceleration of a car starting from rest with Netwton's II. law
Why does the box slide back at start? Useing Newton's second law
The box turns over on an accelerating car because of friction
A motorcycle that starts with a great acceleration rises from the ground.
Explanation of the dynamics behind the experiments and the role of the torque of an engine.
Demonstratin of Newton's first law and discussing traffic safety
Head-on collision of two cars with equal speed but different weight
Head-on collision of two cars with different speed and equal weight
