1.5 Mechanical Devices

The 4 main types of mechanical movement are...

• Linear

  Reciprocating

  Round and round

  Oscillating

• Linear

  Back and forth

  Rotary

  Oscillating

• Linear

  Rotary

  Reciprocating

  Oscillating

• Forward and back

  Round and round

  Up and down

  Circular

Which 'device' gives mechanical advantage?

• ipad

• Lever

• Arm

• Bracket

Mechanical advantage is measured in....

• Pounds

• Newtons

• Weight

• Dirhams

The blade on a pair of scissors is an example of which type of lever?

• First order

• Second order

• Third order

• Fourth order

What is linear motion?

• Bouncing motion

• Rotary motion

• Curved side to side motion

• Straight backwards or forwards motion

A piston is an example of what sort of motion?

• Linear

• Reciprocating

• Rotary

• Oscillating

What is another name for a fulcrum?

• Effort

• Load

• Pivot

• Lever