In Northern Climates,it Is Common to Have a Layer of Frost

question 59

Multiple Choice

In northern climates,it is common to have a layer of frost form on cars that have been out overnight in the winter.During the day the frost layer disappears despite the temperature of the ice remaining below freezing.How?

• A)The frost melts due to the sun heating the surface of the car above the melting point.
• B)The frost evaporates due to the sun heating the solid.
• C)The frost cycles as does the saturation level of moisture in the winter air does from night to day.
• D)The frost sublimes directly from solid ice to water vapor.
• E)none of the above