Videos - Chapter 9

Friction between different contacting surface

Friction contacting surface.mp4

Ways to reduce friction - Air Cushion

air cushion.mp4

Chopstick in a bottle of rice


friction of rice.mp4

Action and reaction - Balloon rocket

action and reaction balloon rocket.mp4

Action and reaction - Water rocket 1

action and reaction water rocket 1.mp4

Action and reaction - Water rocket 2

action and reaction water rocket 2.mp4

Magnetic force 1

magnetic force 1.mp4

Magnetic force 2

magnetic force 2.mp4

Production of hydrogen gas (Calcium reacts with water)

Production of hydrogen Calcium in water (1).mp4