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Activity 2.2: Mechanical Systems

Total questions: 22

Worksheet time: 14mins

Name
Class
Date
1.

Which ones are assembly parts? Check all that apply. (Can look at your Building with VEX)

a)

Angle Channel

b)

Rails

c)

Hex Key

d)

15x15 Hole Steel Plate

2.

Which ones are parts of hardware? Check all that apply. (can find on Building with VEX)

a)

Screws

b)

Keps Nuts

c)

Nylock nuts

d)

Regular nuts

e)

Tools

3.

What kind of parts create motion?

a)

Hardware

b)

Assembly

c)

Motion

d)

Bearings

4.

What kind of parts are connect together to form the "skeleton" or frame of the model or robot?

a)

Hardware

b)

Assembly

c)

Motion

d)

Bearings

5.

What kind of parts are pieces that hold other parts together?

a)

Hardware

b)

Assembly

c)

Motion

d)

Bearings

6.

Why do you need a bearing?

a)

To pop the gear in place

b)

To provide a low-friction part for shafts to turn

c)

To allow the drive shaft to spin easily

d)

to attach components together

7.

Why do drive shafts have rounded corners?

4 lines
8.

Which kind of nut has teeth?

a)

Nylock

b)

KEPS

c)

Regular

d)

Standoffs

9.

How are Gears identified?

a)

By what kind of hole they have

b)

How big or small they are

c)

Number of Holes

d)

Number of Teeth

10.

Which one is the Drive gear?

a)

Output

b)

Input

c)

Torque

d)

Mechanism

11.

Which one is the Driven gear?

a)

Output

b)

Input

c)

Torque

d)

Mechanism

12.

What is a twisting force?

a)

Output

b)

Input

c)

Torque

d)

Mechanism

13.

What is a device that contains 2 or more pieces arranged so that the motion of one compels the motion of others?

a)

Output

b)

Input

c)

Torque

d)

Mechanism

14.

Which picture represents Linear motion?

a)
b)
c)
d)
15.

Which picture represents Reciprocating motion?

a)
b)
c)
d)
16.

Which picture represents Oscillating motion?

a)
b)
c)
d)
17.

Which picture represents Rotary motion?

a)
b)
c)
d)
18.

Which gear do you see here?

a)

Simple Gear Train

b)

Simple Gear Train with Idler

c)

Worm and Wheel

d)

Chain Drive

e)

Bevel Gear

19.

Which gear do you see here?

a)

Simple Gear Train

b)

Simple Gear Train with Idler

c)

Worm and Wheel

d)

Chain Drive

e)

Bevel Gear

20.

Which gear do you see here?

a)

Simple Gear Train

b)

Simple Gear Train with Idler

c)

Worm and Wheel

d)

Chain Drive

e)

Bevel Gear

21.

Which gear do you see here?

a)

Simple Gear Train

b)

Simple Gear Train with Idler

c)

Worm and Wheel

d)

Chain Drive

e)

Bevel Gear

22.

Which gear do you see here?

a)

Simple Gear Train

b)

Simple Gear Train with Idler

c)

Worm and Wheel

d)

Chain Drive

e)

Bevel Gear