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รวม: 2711 / 2711

สิ่งเพิ่มเติม

In this lesson, you are going to learn about Halloween.

What are sciences and what is their role in our everyday lives?

In this lesson, by completing the exercises, you can learn about the states of matter and changes in state.

แรงเสียดทานระหว่างล้อกับพื้นถนนที่ทำให้รถเคลื่อนที่

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.

The motion of a car on a road with dips and bumps

Demonstratin of Newton's first law and discussing traffic safety

Head-on collision of two cars with equal speed and weight

Head-on collision of two cars with equal speed but different weight