Question

1.Explain What latent heat is?
2.Why is salt spread on the roads in winter?​

Answer 1

1. The heat required to convert a solid into a liquid or vapour, or a liquid into a vapour, without change of temperature.

2. Many people believe that sand and salt are used for the same purpose — to melt the ice. But they're wrong! While workers use salt to melt ice, they rely on sand for improved traction. Sand crystals increase friction and help prevent vehicle tires from slipping on slick roads, making travel easier for drivers.

Answer 2

Answer:

Latent heat is of two types

Latent heat og fusion and vapourisarion

This both are the prossess used in the evaporated formation

2)salt is spread on the roads in winter because it makes the roaad gud