Unit 7 Materials
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Transcript of Unit 7 Materials
Matter is anything that occupies a space and has mass.
PROPERTIES:-Size, shape, colour, etc.-Length.-Volume.-Mass.
- Definite volume and
shape
- Definite volume.- Not Definite
Shape
- Not definite Volume or
Shape
They can come from living or non-living things
- It is made in the Earth- It is found underground - It comes from trees
- It comes from animal skins. - It comes from plants.
- When we transform natural
materials, We make man-made
materials
- Oil into plastic
- Wood into paper
- Sand into glass.
They occur when we change the appereance of matter.
- They occur when we change a material into another
different.
IT IS NOT REVERSIBLE.
We can MIX two or more kinds of matter but they can be SEPARATED.
This is a MIXTURE.