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8th Gr. Final Review
These questions are meant to help the 8th graders review for their final exam
Question | Answer |
---|---|
How does technology Impact peoples lives? | Technology can help us AND hurt us, it can make our lives better AND make our lives worse. |
What is the difference between a want and a need? | A need is something we cannot live without; food, water, shelter. A want is something that we CAN live without but makes life more enjoyable or entertains us. |
What would you call relationships among humans? | Society; a community of people that relate with each other. |
What do you call a set of related parts that work together to accomplish a purpose? | A system |
What is the end result of a system? | Output; because it's the last step in an open loop system |
What do you call using outputs to regulate or control the inputs or processes of a system? | Feedback; because the output tells us where to make adjustments before the closed loop system cycles back through to make the changes or adjustments |
What steps are in an open loop system | Input, process, output ex: Baking cookies; input ingredients, process mixing and baking, output is baked cookies you can eat! |
What steps are in a closed loop system | Input, process, output, feedback ex: a friend inputs a text message, the message is processed through a cell tower and sent to you, the output is your phone beeps until it gets your feedback of opening the message and reading it |
What is the definition of science? | The study of the natural world |
What resources do you need to build a product? | TIC TEMP Time, Information, Capital, Tools, Energy, Materials, People |
What are the 7 Systems of Technology? | 7 Systems of Technology are Information & Communication, Transportation, Construction, Agriculture, Manufacturing, Medical, Energy |