Ch.2: Visualizing Shapes

Question 1

Views in a glass box: the horizontal viewing plane and vertical viewing plane _________

Answer 1

intersect to create 4 quadrants

Question 2

6 Principal Views of an Object

Answer 2

• Top
• Bottom
• Front
• Rear
• Right-side
• Left-side

Question 3

3 Primary Views

Answer 3

1. Top
2. Front
3. Right-side

Question 4

3 Primary Views

Answer 4

1. Top
2. Front
3. Right-side

Question 5

Third-Angle Projection

Answer 5

used primarily in the U.S. and Canada

Question 6

First-Angle Projection

Answer 6

• Used internationally
• Front view surface remains stationary when visualizing unfolding

Question 7

Front view contains ____ and _____

Answer 7

length and height

Question 8

Possible to specify size when any _____

Answer 8

two of the three primary views are given

Question 9

Foreshortening

Answer 9

a reduction in size that occurs when feature is not parallel or perpendicular to the projection plane