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The spread of fire from the ground floor to an upper floor of a building is primarily due to heat...

Question:

The spread of fire from the ground floor to an upper floor of a building is primarily due to heat transfer by .... and .....

Solids possess a definite .... and a definite .... except for certain solid plastics due to their elasticity .... is noted in the yellow 3 o'clock quadrant of the NFPA hazard diamond.

According to the GHS, a .... is a symbol on a white background framed within a red border and represents a distinct hazard.

An example of a physical change would be the .... of a liquid element

Vaporization:

It is a transition process of the liquid phase into the gas phase by absorption of heat at the evaporation temperature of the liquid. Vaporization can be on the surface or on the bulk of the liquid.

Answer and Explanation:

The spread of fire from the ground floor to an upper floor of a building is primarily due to heat transfer by convection and radiation.

Solid possess a definite volume and a definite shape except for certain solid plastic due to their elasticity.

According to the GHS, a pictogram is a symbol on a white background framed within a red border and represents a distinct hazard.

An example of physical change would be the vaporization into a gas of a liquid element.


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