Science tutoring programme for Grade 8
Life Systems
Cells, Tissues, Organs and Systems
Fluids
Optics
Mechanical efficiency
Water systems
Cells, Tissues, Organs and Systems
- Unicellular organisms and multi cellular organisms
- How unicellular organisms meet their basic needs?
- Organelles in a cell
- Differences in structure between plant and animal cells
- Organization of cells into tissues, organs, and systems
- Function of selectively permeable membranes in cells
- Structure and function of specialized cells and tissues in different parts of plants
- Cells in multi cellular organisms need to reproduce to make more cells to form and repair tissues
- Structure of the roots, stem, and leaves of a plant permit the movement of food, water, and gases
- Comparison of structure of different plants and shows how their structure enables them to live in specific conditions
- Movement of gases and water into and out of cells during diffusion and osmosis
Fluids
- Viscosity in liquids
- Density of Solid, Liquid and Gas
- Flow rate of different liquids
- Relationship of Mass and Weight
- Relationship between viscosity and density
- Mass-to-volume ratio of different amounts of the same substance
- Particle theory
- Fluid compressibility and Incompressibility
- Relationship between gravity and buoyancy
- Effects of Temperature on Density and its comparison with Particle model of matter
- Effect of applying external pressure on the behavior of fluids
- Buoyant force on a given object
- Efficiency as transmitters of force in pneumatic and hydraulic devices
Optics
- Properties of visible light
- Comparison of the properties of visible light with the properties of electromagnetic radiation
- Different Living Sources of light
- Wavelengths of light
- Refraction of visible light
- Transmitted light
- Mirrors and lenses
- Optical instruments
- Laws of reflection
- Color vision using the additive theory
- Color filters
Mechanical efficiency
- Pascal’s law
- Relationship between force, area, and pressure
- Compression of liquid and gases
- Effect of pressure on a liquid
- Linking the components of fluid systems
- Friction
- velocity and speed
- velocity ratio of devices with pulleys and gears
- mechanical efficiency
Water systems
- States of water
- Circulation of water on the earth
- Formation of geological features on the ocean floor
- Physical characteristics of salt water and fresh water
- Wave formation
- Height of tides
- Convection currents in water
- Weather and climate




