Test Review

“CAD” stands for…A. Computing and Drawing B. Computer Aided Design C. Computers Add Depth D. Cats and Dogs

When making the CAD drawings, you had to change the line spacing on your

A. Title Block B. DimensionsC. None of the above

When working on CAD you have to hold the control button when you need to…

A. Delete items B. Snap to the gridC. Change the channel on the

remote

Lines used to show the size of objects in a technical drawing

are called …

A. guide linesB. dimension linesC. demented lines

Object lines are used to show…

A. the fourth dimensionB. part of the object you can see

C. part of the object you can’t see

Lines that extend from the object to the dimension lines are called…

A. Extension lines B. Construction linesC. Center lines

Hidden lines are used to show…

A. detailed parts of the objectB. part of the object you can’t see

C. part of the object you can see

Lines that help you to set up an orthographic drawing and align the views are called…

A. project linesB. time linesC. allied linesD. construction lines

A pictorial drawing…A. has a lot of pixelsB. is considered a 3-D drawing C. is a 2-D drawing

D. is broken up into different views

An orthographic drawing…A. usually has 3 viewsB. has a maximum of 6 viewsC. shows the object’s exact

shape and sizeD. All the above

The three most important design variables for your CO2

dragster are…A. MATTER, DROPLETS,

FICTIONB. TIME, MONEY, FAMEC. COLOR, HUE, BOLDNESSD. MASS, DRAG, FRICTION

The first step of the design process is…

A. Identify the problemB. ResearchC. Think of alternativesD. Eat some cookies

The second step of the design process is…A. Eat some cookiesB. ResearchC. Think of alternativesD. Take a nap

After you research the design problem, then the next (or third) step is to…A. test your designB. make modifications

C. think of alternative designs or brainstorm ideas

D. consult a wizard

When air flows over an object, the force that tends to hold the

object back is called…

A. frictionB. gravityC. thrustD. aerodynamic drag

To reduce the amount of aerodynamic drag on your

vehicle you could…

A. Round the frontB. Taper the back endC. Sand it very wellD. All the above

A lightweight dragster is likely to be…

A. Faster than a heavy dragsterB. Slower than a heavy dragsterC. Easier to build D. More powerful than a locomotive

What’s the measurement?

2 ¼” 2 1/16 ” 2 1/8 ” 2 ½”

What’s the measurement?

¾” 11/16” 7/8” 14/16”

Fractions must be written in LOWEST terms!

Which shape is on the coordinate location (6, 1)?

1 2 3 4 5 6

1

6 5 4

3 2

Remember that the X value is always first!!

What pages should you study for the test?

Page 1: Design ProcessPage 2: Technical DrawingPages 3 & 8: MeasuringPage 9: Dragster Research

Page 11: Coordinate geometry

That’s it!