domingo, 13 de mayo de 2012

Float or sink?

Game

Float or sink? Properties of materials


Floating and Sinking

Look at the objects listed in the table below.

If you put them in water do you think they would float or sink?  Fill in the table.

martes, 8 de mayo de 2012

Recycle

3R´s Reuse, Reduce and Recycle

Natural materials vs. man-made materials


Natural materials
They are found around us.
We have to take them from the living things or extract them from the ground (Minerals).

Man-made materials
We transform natural materials in many different ways, making them man-made materials. This process changes the properties of materials.