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Technology: Engineering Our World
Write your answers to these review questions
on a separate sheet of paper.
1. Name the three basic types of
communication.
2. List at least three different forms of
communication.
3. What is freehand sketching?
4. How many sides of a rectangular block
are shown in an isometric drawing?
5. Which type of sketch provides the most
realistic picture of an object?
6. What type of drawing describes the
exact shape of each surface of an object?
7. What instruments are most commonly
used in manual drafting?
8. Explain the process for creating a
vertical line using a drafting triangle.
9. What is the alphabet of lines?
10. You have been asked to create a drawing
of a printer that measures 14″ × 14″ ″ × 8″. ″
If you create the drawing at a scale of 1:2,
how long will the overall length, width,
and height lines be on your paper?
11. List the advantages of computer-aided
design.
12. What is virtual reality?
13. Explain the concept of concurrent
engineering.
14. What is a 3D printer?
15. What is the difference between rapid
prototyping and rapid manufacturing
systems?
1. Listen to a recording of whale or dolphin
calls. Write an essay comparing and
contrasting these calls to human speech.
2. Imagine that you are in a canoe in the
middle of a large lake. You have been
talking on your cell phone. While talking,
you did not notice your paddle slip out of
the canoe and float away. Unfortunately,
you have run down the phone battery, so
you can’t call for help. You can see people
on a dock at one end of the lake, but they
do not seem to understand your shouts
for help. How can you communicate a
message for help?
3. Analyze the reasons for advances in
drafting technology over the last 50
years. Prepare a report that answers the
following questions. What factors or
trends helped fuel the advances? What
factors may have limited advances?
Given the trends you have noted, what
innovative technologies might you
expect to be developed in the near
future?
4. Write a persuasive paragraph explaining
how the design of new communication
technology does or does not depend on
math and science skills.