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Engineering Systems-EXAM

Total questions: 127

Worksheet time: 3hrs 45mins

Name
Class
Date
1.
A technology company has identified the need for a smaller laptop computer that weighs less, but they do not have enough knowledge about how to build it. 
What would be the next logical step engineers would take to design and produce this laptop computer?
a)
Build a new type of laptop battery
b)
Research current laptop technology
c)
Build a prototype computer
2.

What is the First Step of the Engineering Design Process

a)

Testing Solutions

b)

Designing Solutions

c)

Identifying the Problem

d)

Planning Solutions

3.
What is the first step in the Engineering  Design process?
a)
Follow the Plan
b)
Brainstorm Ideas
c)
Identify the problem
d)
Discuss what can work better
4.

What is the First Step of the Engineering Design Process

a)

Testing Solutions

b)

Designing Solutions

c)

Identifying the Problem

d)

Planning Solutions

5.

What is the First Step of the Engineering Design Process

a)

Testing Solutions

b)

Designing Solutions

c)

Identifying the Problem

d)

Planning Solutions

6.
A technology company has identified the need for a smaller laptop computer that weighs less, but they do not have enough knowledge about how to build it. 
What would be the next logical step engineers would take to design and produce this laptop computer?
a)
Build a new type of laptop battery
b)
Research current laptop technology
c)
Build a prototype computer
7.
An engineer has designed and built a prototype to improve the brake system of a car. What is the next step that the engineer should take in the process?
a)
Test the prototype.
b)
Make sketches of the prototype.
c)
Identify constraints.
d)
Collect and analyze the test results. 
8.

During which step of the Design Process do you experiment with the prototype under controlled conditions and collect /record data?

a)

Test the Model

b)

Construct a Model

c)

Identify Failure Points

d)

Reflect and Redesign

9.
Which word best describes a constraint?
a)
option
b)
opportunity
c)
limitation
d)
goal
10.
When finding the solution to an engineering problem, there is/are usually 
a)
only one possible correct solution
b)
a very limited number of possible correct solutions
c)
many possible correct solutions
11.

Which step of the Design Process involves communicating the results of your tests

a)

Identify the Problems

b)

Plan Solutions

c)

Identify Failure Points

d)

Reflect and Redesign

12.
When generating a solution, a designer creates either a model or a ________________.
a)
drawing
b)
report
c)
design brief
d)
prototype
13.

If your initial design doesn't fully solve the problem or meet the challenge, you must go back and revise your plan. This is part of which step in the Design Process?

a)

Create a Model

b)

Redesign and Reflect

c)

Identify Problems

d)

Plan Solutions

14.

You begin to create a prototype of your design only to find that your solution isn't working at all. What should you do?

a)

Add more tape

b)

Go back to an earlier stage and choose another solution

c)

Blame your partner

d)

Keep going and hope it will be ok

15.
A technology company has identified the need for a smaller laptop computer that weighs less, but they do not have enough knowledge about how to build it. 
What would be the next logical step engineers would take to design and produce this laptop computer?
a)
Build a new type of laptop battery
b)
Research current laptop technology
c)
Build a prototype computer
16.
An emergency-equipment company makes warning-signal flares. The company wants to redesign  a flare so that it produces light for a longer period of time. 
After the company thinks of ideas, what is the next step in the design process?
a)
Build a prototype
b)
Define the problem
c)
Decide on the best solution
17.
A group of engineers designed and constructed a flying car prototype. Their goal is for the car to enable people to safely fly to and from work instead of getting stuck in traffic jams.  
How will the engineers determine that this prototype meets their design requirements?
a)
Have a test pilot attempt to fly it from one location to another.
b)
See if the car can hover one meter above the ground for 20 minutes.
c)
Drive in the car at highway speeds on an interstate roadway at nighttime.
18.
Engineers plan on developing a new drill for use on oil rigs. What should the engineers do first in order to develop the new drill?
a)
Conduct research on features for a new drill
b)
Determine the materials needed to build the new drill
c)
Build a prototype of the new drill
19.
Some scientists want to design a system of instruments that will evaluate ocean currents, temperatures, and winds in order to predict weather patterns. 
What should they do before they produce the first complete working version of the system?
a)
Improve the design of the system
b)
Evaluate the results of the system
c)
Build a prototype of the system
20.
What is the purpose of building a prototype?
a)
to test the product and make sure that it is the best solution to the problem
b)
to make sure that the product is in compliance with government regulations
c)
to determine the design constraints for the product
21.
Technicians plan to develop a new type of keyboard that will have alphabet letters in different positions from a standard keyboard. Which will best help the technicians decide if the new keyboard is an improvement over the standard one?
a)
analyzing the problems that people have using standard keyboards
b)
asking people their opinions of how they like standard keyboards
c)
comparing the speeds at which people type on each style of keyboard
22.
A design team built a prototype robot that is a vacuum cleaner. Their goal is for the robot to be able to vacuum people’s homes on its own with no human supervision. How will the team know if the robot prototype works after it is completed?
a)
Place it in someone’s home, and see if it can vacuum the carpets on its own.
b)
They should go ahead and build a prototype of this design.
c)
Place it in a grassy field, and observe to see if it can vacuum up dirt and sand.
23.
Your group plans to build a model plant. When should you decide upon the criteria you will use to test your technological design?
a)
After the model is built
b)
after the model is tested
c)
 Before the model is built
24.
A factory produced a new type of refrigerator designed to use less electricity. The machine was manufactured and sold to the public at Target, Wal-Mart, and K-Mart. After several months, reports showed that this refrigerator was not working correctly. 
Which choice below is the most likely cause?
a)
The proper cost analysis was not performed.
b)
The designers did not test other types of machines.
c)
They did not rigorously test and modify the prototype
25.
A factory is producing a new machine designed to reduce the amount of air pollution in houses. The machine was produced and sold to the public. After several months, reports show the machine is not working correctly.Which of these most likely caused this outcome?
a)
The proper cost analysis was not performed.
b)
The manufacturing of the machine was done over several months
c)
The prototype was not tested before use by the public
26.
What is the engineering design process used for
a)
To study something
b)
It's not used for anything
c)
To understand something
d)
To Create something or to Improve something.
27.
What is step 1 of the engineering design process?
a)
Ask
b)
Imagine
c)
Plan
d)
Create
28.
What is the step in the Design Process where you identify a problem or need that exists?
a)
Ask
b)
Imagine
c)
Plan
d)
Create
29.
What is step 2 of the engineering design process?
a)
Ask
b)
Imagine
c)
Plan
d)
Create
30.
What is step 3 of the engineering design process?
a)
Ask
b)
Imagine
c)
Plan
d)
Create
31.
What is step 4 of the engineering design process?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
32.
What is step 5 of the engineering design process?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
33.
If your initial design doesn't fully solve the problem, which step corrects this?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
34.
Which step includes brainstorming?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
35.
Which step includes testing your prototype?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
36.
Which step would you Sketch and Draw out your idea
a)
Improve
b)
Imagine
c)
Plan
d)
Create
37.
Which step would include testing the object?
a)
Improve
b)
Imagine
c)
Plan
d)
Create
38.
NASA wonders if there is life on Saturn's moon
a)
Engineering Design Process
b)
Scientific Method
39.
NASA wants to build a probe that will study Saturn?
a)
Engineering Design Process
b)
Scientific Method
40.
NIKE wants to develop a shoe that will increase speed.
a)
Engineering Design Process
b)
Scientific Method
41.
Students created an app to translate English to Spanish.
a)
Engineering Design Process
b)
Scientific Method
42.
Students set a poll up to determine which lunch is preferred by teachers.
a)
Engineering Design Process
b)
Scientific Method
43.

1. A tire company is creating a new tire for a motorcycle to drive off-road in sandy and rocky conditions as well as on roads. Engineers developed three different tread patterns. Based on the engineering design process, the next step the company should take is to:

a)

Send out a questionnaire about tires to the public

b)

Select which tread design will be best

c)

Research the properties of rubber

d)

See which tire is the most expensive

44.

1. Rob and his team have been chosen to build a wind turbine at a local ski resort that needs to generate electrical energy and withstand the harsh environment of the mountains. Rob and his team have done their research on the problem. What would be the next step for the team?

a)

Create a prototype of the wind turbine

b)

Develop possible solutions(s) for the turbine and how it will fit the criteria needed

c)

Test the wind turbine on the mountains during the harsh winter months

d)

Redesign a new solution for this turbine

45.

1. Students have a box of ice pops to take to their soccer game to sell on a hot day. The students know they need a device to keep the ice pops from melting for 3 hours. They have a $15 budget. Which step of the engineering design process does this demonstrate

a)

Identify the problem

b)

Test and evaluate

c)

Redesign

d)

Develop possible solutions

46.

Brian is trying to create a motorized scooter for his engineering design project. Which of the following should he do during his research step?

a)

Look up current scooter design online

b)

Ask professionals who work at the local scooter shop

c)

Read the instruction manuals for other scooters

d)

All of the above

47.

Which step does #3 represent

a)

Evaluate the solution

b)

Identify the problem

c)

Construct and test Prototype

d)

Develope a Solution

48.

Which step is represented by # 5

a)

Identify the problem

b)

Present Solution

c)

Answer if Technology Exists

d)

Evaluate Solution

49.

In which step on the Design Process do you develop a Decision Matrix to decide which solution you are going to use?

a)

Identify the Problem

b)

Generate Concepts

c)

Develop a Solution

d)

Construct and Test a Prototype

50.

In which step do you answer the question "Is the problem worth solving?"

a)

Present a Solution

b)

Design Brief

c)

Identify a Problem

d)

Generate a Solution

51.

Which of the following is most likely part of the testing and evaluation stage of designing a smart phone?

a)

Writing an advertisement for the smart phone

b)

Defining the specifications for the smart phone

c)

Finding the plasticity of a new alloy to be used for the smart phone case

d)

Trying the smart phone with a range of voltages to determine when it will fail

52.

In which step of the Design Process do you document the project in a Project Portfolio?

a)

Present Solution

b)

Evaluate Solution

c)

Construct and Test Prototype

d)

Develop a Solution

53.
Which step might be included when defining the problem?
a)
Listing criteria and constraints
b)
Research
c)
Testing a prototype
d)
Brainstorming
54.
Which step might be included when developing solutions?
a)
Listing criteria and constraints
b)
Drawing models
c)
Testing a prototype
d)
Defining the problem
55.
Which step might be included when optimizing a design solution?
a)
Drawing models
b)
Testing a prototype
c)
Analyzing data
d)
All of the above
56.
What is the main job of engineers?
a)
Working on a computer
b)
Using math
c)
Using science
d)
Solving problems
57.
What could be used to help decide on the best design solution?
a)
Criteria
b)
Constraints
c)
Cost
d)
All of the above
58.
What would a limited amount of time to complete a project be considered?
a)
Criteria
b)
Constraint
c)
Cost
d)
All of the above
59.
What is needed as a requirement of success for a design solution?
a)
Criteria
b)
Constraint
c)
Cost
d)
All of the above
60.
What type of engineer might help design a bridge?
a)
Mechanical engineer
b)
Chemical engineer
c)
Civil engineer
d)
Aerospace engineer
61.
What type of engineer might help design a new fuel for cars?
a)
Mechanical engineer
b)
Chemical engineer
c)
Civil engineer
d)
Aerospace engineer
62.
What type of engineer might help design an airplane wing?
a)
Mechanical engineer
b)
Chemical engineer
c)
Civil engineer
d)
Aerospace engineer
63.

What is the First Step of the Engineering Design Process

a)

Testing Solutions

b)

Designing Solutions

c)

Identifying the Problem

d)

Planning Solutions

64.
A simple machine is a device that helps to reduce the amount of _____ required to work.
a)
force
b)
energy
c)
work
65.
A ______ is a grooved wheel with a rope running along the groove.
a)
lever
b)
pulley
c)
screw
66.
A sloping force, like a ramp, that reduces the mount of force required to lift an object.
a)
screw
b)
wheel and axle
c)
inclined plane
67.
A simple machine that can split things apart or hold a door open.
a)
wedge
b)
screw
c)
lever
68.
A simple machine that can split things apart or hold a door open.
a)
wedge
b)
screw
c)
lever
69.
A fishing pole is an example of a compound machine. What simple machines are used to make up this compound machine?
a)
lever, wheel and axle, pulley
b)
wheel and axle, inclined plane, pulley
c)
wheel and axle, pulley, inclined plane
70.
A simple machine that is made up of an incline plane wrapped around a cylinder. It is often used to hold things together.
a)
lever
b)
screw
c)
wedge
71.
Scissors are an example of a compound machine. What simple machines are used to make up this compound machine?
a)
2 levers and 2 inclined planes
b)
2 levers and 2 pulleys
c)
2 pulleys and 2 inclined planes
72.
Flagpole
a)
wedge
b)
pulley
c)
incline plane
d)
wheel and axle
73.
Lightbulb
a)
wedge
b)
pulley
c)
incline plane
d)
screw
74.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
75.
Pedals, handle bars and handbrakes on a bicycle
a)
wedges
b)
pulleys
c)
incline planes
d)
levers
76.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
77.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
78.
What type of simple machine is this?
a)
wheel and axle
b)
gear
c)
lever
d)
inclined plane
79.
Gravity is the force objects put on each other because of their ______.
a)
Mass
b)
Friendliness
c)
Acceleration
d)
Speed
80.
Velocity is 
a)
speed
b)
direction
c)
speed with a direction
81.
Speed is different from velocity because
a)
Velocity has a direction
b)
Speed uses Distance /Time
c)
Velocity doesn't include time
d)
Velocity doesn't include distance
82.
What are the two things that must be measured in order to find an objects velocity?
a)
speed and direction
b)
acceleration and speed
c)
direction and time
d)
distance and rate
83.
Which is the following is an example of work, to a  scientist? 
a)
solving a mental math problem
b)
carrying a book across the room
c)
pushing against the floor
d)
lifting a chair of the floor?
84.
A simple machine is a device that helps to reduce the amount of _____ required to work.
a)
force
b)
energy
c)
work
85.
____ is done when a force is applied over a distance.
a)
energy
b)
work
c)
force
86.
A _____ is a fixed bar  that us free to move around a fixed point known as a fulcrum.
a)
pulley
b)
inclined plane
c)
lever
87.
A ______ is a grooved wheel with a rope running along the groove.
a)
lever
b)
pulley
c)
screw
88.
A _____ pulley only changes the direction of the force.
a)
movable
b)
fixed
c)
alternate
89.
A sloping force, like a ramp, that reduces the mount of force required to lift an object.
a)
screw
b)
wheel and axle
c)
inclined plane
90.
How can an incline plane reduce the amount of force required to lift an object?
a)
increase the length of the ramp
b)
increase the height of the ramp
c)
decrease the length of the ramp
91.
A simple machine that can split things apart or hold a door open.
a)
wedge
b)
screw
c)
lever
92.
A simple machine that can split things apart or hold a door open.
a)
wedge
b)
screw
c)
lever
93.
A simple machine that is made up of an incline plane wrapped around a cylinder. It is often used to hold things together.
a)
lever
b)
screw
c)
wedge
94.
Flagpole
a)
wedge
b)
pulley
c)
incline plane
d)
wheel and axle
95.
Lightbulb
a)
wedge
b)
pulley
c)
incline plane
d)
screw
96.
Stairs
a)
wedge
b)
pulley
c)
inclined plane
d)
wheel and axle
97.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
98.
This device
a)
wedge
b)
lever
c)
incline plane
d)
wheel and axle
99.

Wheels, levers, pulleys, ramps, screws, and wedges are forms of _______________________.

a)

potential energy

b)

simple machines

c)

chemical changes

d)

dark matter

100.

Simple machines change the size and __________ of forces.

a)

color

b)

direction

c)

work

d)

property

101.

A catapult is an example of a _________ .

a)

lever

b)

wheel and axle

c)

screw

d)

inclined plane

102.

The pivot point of a lever is called the _________.

a)

load

b)

bar

c)

effort

d)

fulcrum

103.

Which of the following is not a lever?

a)
b)
c)
d)
104.

A bunch of levers pivoting around a fulcrum =

a)

wheel

b)

screw

c)

wedge

d)

pulley

105.

Gears are wheels with teeth.

a)

True

b)

False

106.

Stairways are a combination of a ______ and a ladder.

a)

screw

b)

ramp

c)

pulley

d)

wheel

107.

Another name for a ramp =

a)

axle

b)

pulley

c)

lever

d)

inclined plane

108.

Which of the following is not an example of a ramp? (inclined plane)

a)
b)
c)
d)
109.

A spiral staircase is a lot like a ___________.

a)

pulley

b)

screw

c)

wheel and axle

d)

wedge

110.

A screw is like a:

a)

ramp wrapped around a rod.

b)

wedge with a stick

c)

wheel moving up a ramp

d)

pulley lifting a post

111.

The distance between the threads of a screw:

a)

force

b)

leverage

c)

pitch

d)

fulcrum

112.

Which of the following is NOT an example of a screw?

a)
b)
c)
d)
113.

A prosthetic arm is an example of a _________.

a)

ramp

b)

screw

c)

pulley

d)

lever

114.

A crane uses ___________ to lift heavy loads.

a)

ramps

b)

pulleys

c)

axles

d)

wedges

115.

With a pulley system, you use more rope (distance), but need less ________ to lift the load.

a)

work

b)

mass

c)

force

d)

speed

116.

San Francisco cable cars are now operated with a lot of levers and pulleys. What originally pulled the trolleys?

a)

horses

b)

oxen

c)

slaves

d)

unicorns

117.

How many simple machines are there?

a)

4

b)

6

c)

8

d)

12

118.

The video kind of left out WEDGES. Which of the following is an example of a wedge?

a)
b)
c)
d)
e)

THEY ALL ARE WEDGES

119.
What is this?
a)
a wedge
b)
an inclined plane
c)
a screw
120.
What is this?
a)
a screw 
b)
a wedge
c)
an inclined plane
121.
What is this?
a)
a screw 
b)
a wedge
c)
an inclined plane
122.
What is this?
a)
a screw 
b)
a wedge
c)
an inclined plane
123.
What simple machine is used here?
a)
a screw
b)
a wedge
c)
an inclined plane
124.
What simple machine is used here?
a)
a screw
b)
a wedge
c)
an inclined plane
125.
What simple machine is used here?
a)
a screw
b)
a wedge
c)
an inclined plane
126.
What simple machine is used here?
a)
a screw
b)
a wedge
c)
an inclined plane
127.
What simple machine is used here?
a)
a screw
b)
a wedge
c)
an inclined plane

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