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Design and construct a device that uses light or sound to send a communication signal over a distance (e.g., using a flashlight and a piece of cardboard to simulate a signal lamp for sending a coded message to a classmate, using a paper cup and string to simulate a telephone for talking to a classmate).*
Design and construct a device that uses light or sound to send a communication signal over a distance (e.g., using a flashlight and a piece of cardboard to simulate a signal lamp for sending a coded message to a classmate, using a paper cup and string to simulate a telephone for talking to a classmate).*
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Vocabulary
- design
- construct
- device
- light
- sound
- communication signal
- distance
- receive
- simulate
- design process
- ask
- imagine
- plan
- create
- improve
Knowledge
Students know:
- Light travels over a given distance.
- Light can be used to communicate over a distance.
- Sound travels over a given distance.
- Sound can be used to communicate over a distance.
Skills
Students are able to:
- Use tools and materials provided to solve the specific problem of being able to communicate using signals over distance using light or sound.
Understanding
Students understand that:
- People depend on various technologies in their lives like devices that can be created to communicate over a distance using light or sound.
Scientific and Engineering Practices
Constructing Explanations and Designing Solutions
