4º NS Unit 6 – MACHINES AND ENERGY (SB page 90)

AND 

• HOMEWORK:

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

2. Read and do the exercises of this page:

- NS Student´s Book (page 90)

3. Study the concepts.

• LINKS:

IMPORTANT INVENTORS

- ARCHIMEDES

https://www.youtube.com/watch?v=0v86Yk14rf8

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

- LEONARDO DA VINCI

https://www.youtube.com/watch?v=D-lOi-_4jwI

- NIKOLA TESLA

https://www.youtube.com/watch?v=hAhBg9M97ho