By Sublimation, you can separate salt water from sand !!
and by Evaporation, salt can be separated from water !!
so all three are separated by these two process !!
Mesosphere is the layer after stratosphere, which is after troposphere, as seen from Earth in the direction of Space.
It starts at 60 km and ends at 120 km, after which comes the termosphere.
So we're looking for a line that's closest to 100 km, and this is the shortest line, A.
U mean cites ? in the phrase of densely populated area ?
Answer: a) A landmass
Explanation:
A continent is composed of several huge land masses, a characteristic that differentiates it from the islands or peninsulas.
It should be noted that the sum of the total areas of the Earth's continents is about 148 million square kilometers of land. In addition, the continents constitute most (but not all) of the Earth's land surface.
<u>Answer:</u>
With the technology advancing and touching every field of human life, it has helped to improve the interactions between the nations also leading to development across the globes. Now people sitting in different countries can interact with each other, exchange values and traditions, learn new skills from one another and develop mutual understandings and co operation with the help of technology. This will also help to improve education and employment opportunities throughout.