Answer:
Presence of acidic oxides and other chemicals in air can change the PH value of the Rain.
Explanation:
Generally, PH value of rain remains 5.0. But when the air composition changes due to sulfur dioxide or nitrogen oxides released from automobiles and coal based power plants, the combination of these with rain water makes rainy water more acidic. This results in change of PH value of Rain.
Answer:
first,, passing laws
second ,, protected wildlife sanctuaries
Explanation:
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Evaporation and Transpiration!
Explanation:
Evaporation and transpiration change liquid water into vapor, which ascends into the atmosphere due to rising air currents.
Answer:
Animal organs and organ systems constantly adjust to internal and external changes through a process called homeostasis (“steady state”). These changes might be in the level of glucose or calcium in blood or in external temperatures. Homeostasis means to maintain dynamic equilibrium in the body
Answer: A
Van Helmont concluded that most of the mass the plant gained had come from water.