materialsproperties_wordle

Different materials have different properties.

resistant_fragile

A resistant material is difficult to break. It’s very strong.
A fragile material is easy to break.

rigid_flexible

A rigid material cannot be bent.
A flexible material can be bent easily.

ElasticRubberBand1_460

An elastic material returns to its original shape when the force stops (after we bend it or strech it).

A non-elastic material will keep its new shape when the force stops.

transparent1_460

Light can pass through a transparent material.
We can see through a transparent material.

OpaqueBrickWall1_460

Light can’t pass through an opaque material.
We cannot see through an opaque material.

WaterproofRainBoot1_460

Water can’t pass through a waterproof material.

pan2

Heat passes through heat conductors easily.
The metal in the pan is a heat conductor.

Heat can’t pass through heat insulators easily.
The wood (or plastic) in the handle is a heat insulator.

pan

The pan is made of metal because it is a heat conductor.
The handle is made of wood (or plastic) because it is a heat insulator.

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