Types of Simple machines

出口

題 1 of 1

  剩下的時間


0
200845
0
900
block

Match the type of simple machine to its definition

匹配文本(單擊並拖動)   

(0/0)




匹配文本

Wedge

inclined plane

pulley

screw

lever

wheel and axle

單擊並拖動

a bar which rests on a turning point

an inclined plane wrapped around a rod to form a spiral

a machine with a rod which is fixed to the centre of the wheel

a straight sloping surface

made of two inclined planes

uses grooved wheels and a rope