Vectors and forces analysis, Electric forces, field and potential. motion of charged particle in electric field, Capacitance, Energy of charged capacitor, Direct current (DC), Ohm’s law, Resistance and temperature, energy and power, Kirchhoff's rules, Current in charged Capacitor.
- Reflection and refraction of light: reflection and refraction laws, refraction by plane-parallel plate, Prism, total internal reflection and the critical angle.

An overview of topics in general physics - an initial platform for core courses in Units and dimensions, vectors , Motion in straight line, Newton’s Laws of motion, work, energy and momentum, simple harmonic motion, elasticity, mechanics of non-viscous fluids, flow of viscous fluids, surface tension, temperature, quantity of heat, work and heat

Air Pollution, Water Pollution , Soil Pollution and Feed Pollution 
1+1 

• To provide the students an insight into the field of Aquatic Ecology
• To provide them the advanced  information on General Ecology and Aquatic Environments.
• Introducing the students to current issues and recent advances on Aquatic Fauna and its relationship to the environment.
• Introducing them to the idea of biomonitoring the aquatic environment and Research methodologies used in Aquatic Ecology.

•Introduction to ecology

•Individuals’  ecology

–Organisms limiting factors

–Important abiotic factors

•Population ecology

–Structure and  diversity

–Biomass system

–Population regulation

–Interspecific competition

•Community and ecosystem ecology

–Zoogeography

–Aquatic ecological zones and ecosystems in Saudi Arabia

–Ecological relationship between plankton and Nekton in marine, freshwater, and eustraine habitats.

–Effects of ecological factors on aquatic animals and their media

Course contents:

Zoo 374   Aquatic Ecology   2 (1+1)  

Introduction; properties of the aquatic environment; characteristics: physical characteristics (temperature, salinity, transparency and turbidity); chemical characteristics (dissolved oxygen, other dissolved gases, pH and hardness); aquatic ecosystem: aquatic plants and animals.