Las Maquinas2

Las Máquinas, los aparatos y los inventos

Yo soy George de Mestral ,[object Object]

1. Las máquinas ,[object Object],[object Object],[object Object]

1. Machines (simple and complex) ¿C ú al son máquinas sencillas? Y ¿máquinas complejas?. Dibujad dos máquinas m á s

2. Simple Machines ,[object Object],[object Object],[object Object]

2. Simple Machines ,[object Object]

3. Complex Machines ,[object Object],[object Object],[object Object],[object Object]

3. Complex Machines ,[object Object],[object Object]

4. The tools ,[object Object],[object Object],[object Object]

4. The tools ,[object Object]

5. Pulleys ,[object Object],[object Object]

5. Pulleys ,[object Object],[object Object],If we want to move a heavy object we can use a bar or rod to help with the object On occasions, the top of a can is very tight and we have to use a tool to open it.

6. Classifications of balances ,[object Object],[object Object],[object Object],[object Object]

6. Completa el recuadro Tipo de palanca El dibujo La maquina Second class lever (palanca de tercer género) Wheelbarrow Second class lever (palanca de tercer género) Can opener Third class lever (palanca de tercer género) Tongs First class lever (palanca de primero género) Scissors

7. Modern inventions ,[object Object],[object Object],[object Object]

7. Modern inventions ,[object Object],Instruments of measurement and observation , such as the compass, radar, telescopes and microscopes allow us to study nature and obtain exact measurements. (Dibujad un ejemplo).

8. Wheel ,[object Object],[object Object]

8. Inventos modernos-Modern inventions ,[object Object]

Las Maquinas2

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