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What mineral helps keep schools open during snowy and icy weather by melting ice?
The mineral that helps keep schools open during snowy and icy weather by melting ice is sodium chloride, commonly known as rock salt. When spread on roads and sidewalks, it lowers the freezing point of water, effectively melting ice and snow to improve safety and accessibility. This is particularly important for maintaining safe conditions for school transportation and access during winter storms.
Which minerals helps keeps schools open during snowy and icy weather by melting ice?
Sand and salt
What happens to a mineral during smelting?
During smelting, a mineral is heated at high temperatures to separate the valuable metal from the rest of the mineral. The mineral undergoes chemical and physical changes, melting to form liquid metal that can be further processed. Impurities are also removed during this process.
Educational practices in American schools during the 20th century have tended to be based on?
melting pot philosophy
How do schools decide when to close?
Decisions to close schools is often determined by what condition the roads are in during snow and ice storms. Officials might also close schools for other weather-related emergencies, power failure, etc.
Why would the black schools start later in the fall than white schools?
Black students had to start later in the year because typically, black students had to go to school when the weather was not very good to allow the white kids to go during good weather.
What occurs during both melting and freezing?
During both freezing and melting, you have a phase change.
What earth system interacts with the atmosphere during the melting of polar ice caps?
The ocean interacts with the atmosphere during the melting of polar ice caps. As the ice caps melt, the released freshwater enters the ocean, affecting ocean temperatures and currents. This interaction can impact weather patterns and sea level rise.
During melting, what two states of matter are present?
During melting, both the solid and liquid states of matter are present.
What happens when the temperature stays the same in a melting curve?
During melting the temperature remain constant if it was achieved the melting point.
What happens to a rock's mineral composition during mechanical weathernig?
The minerals that are in a rock will influence how quick it weathers. Strong materials will not weather as quickly as loose materials.
A change of what occurs during both freezing and melting?
A change of solid occurs during both freezing and melting.
