A) false B) true
A) False B) True
A) properties of materials B) complex machines C) green materials
A) complex machines B) simple machines
A) false B) true
A) plastic B) versatile C) bamboo D) aluminium
A) bulding,cloth,food,steel B) cloth,furniture, cloth,metals C) food,furniture,construction,cloth
A) human energy B) jobs C) work D) wheel
A) simple machine B) complex machine
A) complex machine B) simple machine
A) pla inclinat B) politja C) palanca |