Engineering and Sound

What are the parts of the Universal Systems Model?

• Input, Output, Feedback, Processes, and Goals
• Identify the Need, Gather Information, Develop Alternative Solution, 
• In, Out, Up, and Down
• Left, Right, Back

Tags

NGSS.MS-ETS1-4

What is the definition of a system?

• A group of parts that work together to achieve a goal
• The elements that flow into the system and are consumed or processed by the system
• The command given to the system.
• All of the activites that need to take place for the system to give the expected result

Tags

NGSS.MS-LS1-3

NGSS.MS-LS2-3

What is the definition of a process?

• A group of parts that work together to achieve a goal
• The elements that flow into the system and are consumed or processed by the system
• The command given to the system.
• All of the activities that need to take place for the system to give the expected result

What is the definition of input?

• A group of parts that work together to achieve a goal
• The result of the system
• The command given to the system.
• All of the activities that need to take place for the system to give the expected result

Tags

NGSS.MS-ETS1-4

Which one of the following is an example of an output?

• manufactured product
• communicated message
• transported person
• all of the above

What is the definition of a feedback?

• Information about the outputs of a process or system that is used to regulate the system
• Something that is emerging as popular
• an imagined set of events with details plans or possibilities
• Imitation or acting how something works

A computer touch screen allows users to enter information. Users have complained that the touch screen is too difficult to operate because the system does not indicate when a choice has been selected. The complaints are which element of the universal systems model?

• Feedback

• Goal

• Inputs

• Processes

A student uses a keyboard on a laptop to type a message into an instant messaging program. The processor in the laptop runs the instant messaging program’s commands. The laptop uses Wi-Fi to connect to the internet. Another student reads the message on a phone. Correctly categorize the parts of the communication system

a

b

c

d

Processor

Phone

WiFi

Keyboard

Based on the graphs, which of the following best compares the two types of cell phone signals?

• Through each of the materials, signal X has a faster download speed than signal Y has

• At any distance from an antenna, signal X has a faster download speed than signal Y has.

• When traveling close to an antenna, signal X has faster download speeds through air than signal Y has.

• When traveling far away from an antenna, signal X has faster download speeds through stone than signal Y has.

Tags

NGSS.MS-PS4-2

A homeowner and a builder discussed three parts of a system that were involved in replacing the shingles on the roof of the homeowner’s home: hammering a nail, roof with new shingles, tools.

Classify each part of the system as an input, a process, or an output.

Input: ​ (a)  

Process: ​ (b)  

Output: ​ (c)  

• Roof with new shingles
• Hammering a nail
• Tools