How does the washing of hands prevent a societal problem?
a. it keeps water supplies clean.
b. it treat inherited disease.
c. it protect the environment.
d. it reduces the spread of disease.

The clouds are grey and ground is wet. a quantitative b qualitative

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process