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Section lV - Coggle Diagram
Section lV
Earth and beyond (Book 1)
Movements in the sky
Seasons
Time zone
Changes in the starry sky
Bright stars
Constellations and planets
Phases of Moon
Asteroids
Galaxy
Pressure (Book 3)
Pressure on solid
Pressure in liquid
Hydraulic pressure
Pressure in gas
Ear popping
Crushing a can
Aerosols
Hovercraft
Reducing the pressure
Increasing the pressure
Studs
Pins and spikes
knives
Forces and motion (Book 1)
Forces and their effects
Friction
Reducing friction
Increasing friction
Friction and road safety
Air resistance
Water resistance
Contact and non-contact forces
Magnetic and non-megnetic force
Gravitational force
Mass and weight
Weightlessness
Gravity
How springs stretch
Newton Spring balance
Turning on a Pivot (Book 3)
Turning effects of forces
Types of levers
Class-one lever
Class-two lever
Class-three lever
Moments