Energy in Systems
| Site: | Young Education |
| Cours: | Work Energy Power |
| Livre: | Energy in Systems |
| Imprimé par: | Invitado |
| Date: | vendredi, 25 septembre 2026, 01:53 |
1. Machines and Mechanical Advantage
Learning outcomes
- I can explain how machines make work easier by changing the magnitude or direction of forces.
- I can distinguish between input force, output force, and mechanical advantage.
- I can calculate the mechanical advantage of simple machines.
- I can explain the relationship between force, distance, and work in machine systems.
- I can analyze the performance of simple machines using energy considerations.
2. Friction and Energy Losses
Learning outcomes
- I can explain how friction affects the motion of objects and systems.
- I can describe how energy is dissipated through friction and air resistance.
- I can identify useful and wasted energy transfers in real-world situations.
- I can analyze the impact of friction on the efficiency of machines and transportation systems.
- I can suggest methods for reducing unwanted energy losses.
3. Energy Flow in Systems
Learning outcomes
- I can identify the energy stores and transfer pathways present within a system.
- I can construct and interpret energy flow diagrams for complex systems.
- I can track energy transfers through multiple stages of a process.
- I can explain how energy is conserved within a system.
- I can analyze the flow of energy in mechanical, electrical, and thermal systems.
4. Stability and Equilibrium
Learning outcomes
- I can define equilibrium and describe the conditions required for equilibrium.
- I can distinguish between stable, unstable, and neutral equilibrium.
- I can explain how the centre of mass affects stability.
- I can predict how changes in shape and mass distribution influence stability.
- I can apply equilibrium concepts to real-world structures and systems.
5. Energy in Transportation and Engineering
Learning outcomes
- I can describe how energy is transferred and transformed in transportation systems.
- I can analyze the role of power, efficiency, and energy losses in engineering applications.
- I can compare different transportation technologies using energy considerations.
- I can evaluate engineering designs that improve energy efficiency.
- I can apply energy concepts to solve practical problems involving transportation and machines.