3º NS Unit 6 – MACHINES AND INVENTIONS (SB pages 94, 95) (AB page 32 and page 33, ex. 4)

• HOMEWORK:

1. Correct Unit 6 NS DIAGNOSTIC TEST.

2. Click on the links to watch the videos. The videos will help you understand the concepts.

3. Read and do the exercises of these pages:

- NS Student´s Book (pages 94, 95)

- NS Activity Book (page 32 and page 33, ex. 4)

4. Study the concepts.

• LINKS:

SIMPLE MACHINES

https://www.youtube.com/watch?v=WM1BwC3MGTk

https://www.rtve.es/infantil/serie/educlan-9-10-anos/video/ciencias-naturales-maquinas/5561399/

-PULLEY

https://www.youtube.com/watch?v=Nj4J7QNeBNk

-INCLINED PLANE

https://www.youtube.com/watch?v=sTOWiDDgTIk

-SECREW

https://www.youtube.com/watch?v=dDEhrpFb1BU

-LEVER

https://www.youtube.com/watch?v=lueqE0lxLyc

-WEDGE

https://www.youtube.com/watch?v=LAAwZird80k

-WHEEL AND AXLE

https://www.youtube.com/watch?time_continue=1&v=ph8Cfestuik&feature=emb_logo

https://www.youtube.com/watch?v=DML24R1x3W0