I think the answer would be a
The changing of water into hydrogen and oxygen gas is an example of a chemical change, A.
Answer:
models provides testing of hypothesis.
Humoral model proves that the cause for cholera is contaminated food and water.
Miasma model of disease suggested that bad air is the cause for cholera disease.
experiment provides testing of hypothesis.
Explanation:
Models helps to test the hypothesis and provides the procedure for the physical testing of it. Humoral model of disease proposed that contaminated of food and water is the main cause for cholera. Miasma model of disease proposed that bad air is the cause for cholera disease. Experiments are considered strong tests of hypotheses because experiment is performed physically while hypothesis is the assumption made by the scientists.
Hey there,
The solution become saturated when all the solution has dissolved in a solvent,
Hope this helps :))
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