What is the process used to separate the mixture of sand and water?

water filtration

Explanation:

In the case of a mixture of sand and water filtration can used to separate the two. This requires a sieve that does not allow any of the particles of sand to pass through.

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation:

increase masses, decrease separation