Classify the following as opaque, transparent or translucent, and luminous or non-luminous.

Air, Water, Red hot iron, Umbrella, Firefly, Moon.

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Solution

Air:
Transparent and non-luminous

Water:
Transparent and non-luminous

Red hot iron:
Opaque and luminous

Umbrella:
Opaque and non-luminous

Firefly:
Opaque and luminous

Moon:
Opaque and non-luminous

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Classify the following as opaque, transparent or translucent, and luminous or non-luminous. Air, Water, Red hot iron, Umbrella, Firefly, Moon.

Air: Transparent and non-luminous Water: Transparent and non-luminous Red hot iron: Opaque and luminous Umbrella: Opaque and non-luminous Firefly: Opaque and luminous Moon: Opaque and non-luminous

Classify the following as opaque, transparent or translucent, and luminous or non-luminous.

Air, Water, Red hot iron, Umbrella, Firefly, Moon.

Air:
Transparent and non-luminous

Water:
Transparent and non-luminous

Red hot iron:
Opaque and luminous

Umbrella:
Opaque and non-luminous

Firefly:
Opaque and luminous

Moon:
Opaque and non-luminous