Systems #2 Flashcards
(13 cards)
What is an industry
a group of systems that work together to produce goods and provide services.
What do industries consist of?
physical and social systems and they combine the benefits of both.
Systems can be:
Large or small, simple or complete
What is a subsystem
A system that is found inside of another system
What is a simple machine
Simple machines are the most basic machines.
Simple machine examples
wedge, the lever, the wheel and axle, the inclined plane, the pulley, and the screw
What do simple machines make easier
Simple machines make it easier to do things like lift, or move objects
What are compound machines
Compound machines consist of two or more simple machines
What is efficiency
the ability to do something without wasting energy, effort, or raw materials.
What is energy dissipation
when energy is lost from a system, some systems more than others
Energy dissipation examples:
leaky faucets, heat generating lights, electrical cables heating up.
Why is efficiency increasingly important in our modern world?
rising costs of living, environmental concerns, and the fast-paced nature of daily life
What are some efficient ways to keep costs down when running a household?
budgeting, reducing energy consumption, buying in bulk, and avoiding waste. Using energy-efficient appliances, turning off lights when not in use, and meal planning to prevent food spoilage are practical ways to save money. Additionally, maintaining a regular schedule for home maintenance can prevent costly repairs. By being mindful and organized, households can function smoothly while keeping expenses manageable.
