Science VII Video Notes

Measurement

• Measurement- SI Unit and Length
• Measurement- Mass and Time
• Measurement- Area and Volume

Force And Motion

• Centripetal Force and Gravitational Force
• Magnetic Electrostatic and Frictional Force
• Scalar and Vector
• Speed, Acceleration and Velocity

Simple Machine

• Simple Machine – Lever
• Wheel and Axle, Pulley
• Inclined Plane, Wedge and Screw

Pressure

• Pressure

Energy, Work And Power

• Light, Sound and Electrical Energy
• Energy, Work and Power – Mechanical Energy
• Magnetic and Nuclear Energy
• Work
• Power

Heat

• Conduction of Heat
• Convection and Radiation of Heat
• Thermos and Thermometer

Light

• Reflection of Light
• Periscope and Kaleidoscope

Sound

• Sound – Sound and Wave
• Speed of Sound in Different Medium

Magnet

• Making a Magnet
• Magnet

Electricity

• Current Electricity
• Static Electricity

Matter

• Elements and Compounds
• Atoms and Molecules
• Elements Of Environment

Mixture

• Evaporation, Sublimation and Centrifuging
• Crystallization and Solution

Metal And Non-Metal

• Metals and Non-Metals – Metals
• Alloy and Non-Metal

Some Useful Chemicals

• Some Useful Chemicals – Phenol, Detergent, Detol & Fertilizers

Living Beings

• Living Beings – Vertebrates
• Plant Kingdom – Cryptogams
• Plant Kingdom – Phanerogams
• Vegetative Parts of Plant
• Flower

Cell And Tissue

• Cell and Tissue – Cell Wall and Cell Membrane
• Cell Organelles
• Cell Organelles – Plastid
• Unicellular Organism

Life Process

• Life Process
• Digestive System
• Excretion

Structure Of Earth

• Types of Rock