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B05 - Properties & Grouping - Coggle Diagram
B05 - Properties & Grouping
Lustre
Non metals are mostly non-lustrous.
Most metals are highly lustrous.
Refers to how much an object reflects light, and how much it shines.
Hardness
Objects which do not change their shape even when we apply pressure are hard objects.
Objects which scratch others are hard.
Objects which get scratched by others are soft.
Texture
Smooth
Teddy bear, Feather, Silk, Rose petals and Granite
Rough
Sand paper, Bricks, Bark of tree, Jute bag, Pineapple
Transparency
Objects here are grouped based on how much light they allow to pass through them.
Opaque
They do not allow light to pass through them at all.
Ex: Steel cup, Brick wall, Leather bag, Iron sheet and Notebook
Translucent
They allow some light to pass through them.
Ex: Plastic ruler, Trace paper, Frosted glass, Butter paper and Jelly