♥ JASMINE DNT-ED on Wednesday, March 5, 2008 ♥
wwow , two months never update lerhxx ... haixx , busy ma ... i will update now ...
Many people sometimes didn't understand what the teacher is talking about ...
So today i m gonna talk about technical vocabulary =P
An Axle is :
A rigid rod that connects together a pair of wheels on a vehicle or moving toy.
A Crank is :
A handle like input device that when turned makes parts of a machine move or operate.
A Diameteris :
The length of a straight line drawn across a circle passing through it's centre.
An Eccentricis :
A round shaped cam.
A Follower is :
A rigid rod or part of a mechanism that rest against the edge of a cam moves up and down as a cam rotates.
A Force is :
Forces are pushes or pulls that make things start or stop moving, move faster or slower, change shape or direction.
A Friction is :
The force that stops things from moving freely when they rub against each other.
A Fulcrum is :
The pivot point around which a lever turns.
A Lever is :
A rigid rod pivoted about a fixed axis called a fulcrum.
Linear motion is :
The Movement in a straight line.
A Linkage is :
A series of levers connecting together moving parts of a mechanism.
A Motion is :
A Movement.
An Offset is :
The distance of the centre of a cam or wheel from the centre of rotation of a shaft or axle.
An Oscillating motion is :
Movement backwards and forwards in a circular arc.
A Parallel is :
When two objects or lines are the same distance apart along the whole of their length.
A Pivot is :
The central point or short shaft on which something balances or turns.
A Reciprocating motion is :
Movement backwards and forwards in a straight line.
A Rotary motion is :
The Movement in a circular direction.
A Segment is :
One of several parts or pieces that fit together with others to make up a whole object.
A Shaft is :
A rod in a machine to which cams, gears and pulleys are attached.
A Torque is :
The turning effect of a force in rotary systems. Measured in Newton Metres (Nm).
An Undulate is :
To move in a wave like motion.
JASMINE .