ENERGY and TECHNOLOGY

To make it easier to find last year's posts on these topics I've made a link so you just have to click on the different words and enjoy the videos and explanations again!
I hope you find them useful!

- Energy

- Energy Sources

- Renewable energy sources

- Non-renewable energy sources  

- Machines

- Simple and Compound machines poster

- Machines: an explanation in Spanish

MACHINES

Machines make our life easier. 

Simple machines have been used since long ago. 

Click on the links to learn more about them.

- What is a LEVER?

- What is a PULLEY?

- What is a WEDGE?

- What is an INCLINED PLANE?

- What is a SCREW?

- WHEEL and AXLE

You can watch them as many times as you like!!!