Opening Assignment Take - PowerPoint Presentation

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Opening Assignment

Take

out a piece of paper and pencil for a QUIZ!

Engineering Technology Manufacturing

Company X makes 100

custom

buses each year. Company Y makes 10,000 of one type of bus each year. 1. What does the word custom mean?2. Which of the following is the most likely reason a customer would buy a bus from company X instead of company Y?A. to keep the cost of the bus low B.to ensure that the bus will be easy to replace C.to provide ideas about how the bus will be built 3. Why did you choose your answer?

4. What does

mass production

mean?

5. Which of the following best describes an advantage of using a mass production manufacturing system instead of a custom manufacturing system?A. Customers can provide specific feedback to workers.B. Workers become skilled in all aspects of assembly.C. Goods can be easily modified for customers.

D. Products can be made at a lower cost.

Engineering Design Process

Vocabulary words for Design process

Constraints

– factors that you must consider when thinking about a solution/new design

Vocab words continued

Prototype

Trouble shooting

tradeoffsBuilding a model to test!Making sure there are not faults with the designA problem is solved but something is sacrificed

In the design process, a trade-off occurs when a problem is solved but a feature is sacrificed. Which of the following is an example of a

trade-off

?

A. A car’s gas mileage is increased and the engine has less power. B. An airplane uses a more efficient engine and has higher performance. C. A sports drink’s taste is improved and has the same nutritional content. D. A

computer company upgrades the hardware and the price remains unchanged.

A company is making

prototypes

for a new computer system. Which of the following statements best describes an advantage of making several different prototypes

? A. They can be tested at the same time. B. They can be produced in large numbers. C.

They

will be bought by many different users.

D

.

They

will be sold for more than they cost to build.

Textbook

Page 26 the Oven as a System

After a windstorm, Niko called

the electric

company to report that

he had no electricity. His phone call is an example of which of the following elements of a universal systems model? A. designing a process B. generating output C. giving feedback D. setting a goal

Transportation

Thrust

Drag

Gravity

Lift????b. Using your copy of the diagram, draw arrows to show how the forces of thrust, drag, and gravity act on the racing car as it moves forward on a racetrack. Label each arrow as thrust, drag, or gravity. c. Describe how each force that you labeled in part (b) acts on the racing car as it moves on a racetrack

Subsystems of a transportation system

Propulsion

Guidance

Control Suspension

A ship has a satellite communication device to identify the ship’s position at sea. For which of the following activities is this device most likely used

?

A

. control B. guidance C. propulsion D. suspension

Construction questions

Construction of houses

Foundation – provides support

Wall system – skeleton

During

a remodeling project, homeowners want to remove a wall that

separates two rooms in their house. The wall and the two rooms are shown in

the diagram belowAccording to building codes, thehomeowners must add a beam in theceiling when they remove the existingwall. Which statement best explains whythe homeowners must do this?

A

. The wall provides heat

insulation for

the rooms.

B

. The wall provides structural support

for the house. C. The wall provides a sound barrier between the rooms. D. The wall provides a place to hang objects in the house.