Pulleys and simple machines. 4º

Our 4th year students are enjoying the fantastic simple machines  6th years boys did last week.

Their pulleys and levers can show us how effort or resistance work in these simple machines.

 

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Complex Machines. Solar panels moving a fan.

On this video you can see a fantastic solar panel moving an electric fan. All made with recycling  materials!!

Showing #complexmachines & solar panels working.5 volt solar panel moving a fan. Thanks for this machine @elisma_c at 3° & 4° Primary @csjva pic.twitter.com/AFaNLLximC

— Nacho Herrero (@nachohs) May 10, 2017

 

Simple Machines. Levers, pulleys… 3ºEP

Check this video about machines and tools to learn more about this lesson.

 

Archimedes experiments and demonstrations. Why do some objects float?

Archivo con experimentos caseros sobre el Principio de Arquímedes.#STEMhttps://t.co/5GAiKndDoR pic.twitter.com/r7VccO4j9y

— Ismael Camarero (@elisma_c) March 7, 2018

 

 

Archimedes and explanation of why a ship floats

Why do you think you can float, check this image and watch these two videos to understand this simple principle.

Some of the Archimedes inventions

ARCHIMEDES SCREW.

 

PLASTIESFERA. EL PLASTICO

 

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