Vex Systems

A back and forth motion

• rotary 
• linear
• reciprocating 
• oscillating

Two or more pieces arranged so that the motion of one compels the motion of the others  

• automation
• mechanism
• force
• movement 

A gear between the drive gear and the driven gear which is used to change rotational direction

• bevel
• slider
• idler
• cam

A rotating gear that meshes with a teethed bar to change rotating motion into linear motion

• crank & slider
• worm & wheel
• cam & follower
• rack & pinion

If the output (driven) gear is smaller than the input (drive) gear, the speed will

• increase
• be constant
• decrease
• there is not enough information

Which mechanism changes rotary motion to reciprocating motion?

• worm & wheel
• crank & slider
• bevel gear
• chain drive

To move in a straight line

• rotary
• linear
• reciprocating
• oscillating

What is the name of the VEX part shown?

• collar

• bearing

• crank shaft

• spur gear

What is the name of the VEX part shown?

• bearing

• collar

• crank shaft

• spur gear

Using the picture, which part is being shown?

• plastic collars
• screws
• nuts or bolts
• metal collars