jueves, 9 de abril de 2015

6 ªUnidad Didáctica (6th Topic) es: Forces and Energy.

FORCES

We use force to move objects or change shape.
We can pull, push and squeeze an object.
We have touch the object to move it.















 SQUEEZE






MAGNETS

A magnet uses force to move some metal objects without touching the objects.

Magnets have two parts called Poles; a positive pole and a negative pole. Also a South pole and a North pole.

Similar poles (two North poles or two South poles) repel.
Opposite/different poles (a North pole and a South pole) attract.



SOME OBJECTS THAT CAN BE PUSHED BY A MAGNET 





Nails








Keys














Pins














 Clips










Scissors






THE EARTH IS A BIG MAGNET












A compass is a magnetic instrument to find directions: North, South, East and West. 

 

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