Answer:
The correct answer is c) a chemical change, because a gas was produced.
Explanation:
Sometimes when performing scientific experiments in laboratories, chemical changes are obtained in the elements that have been used, a chemical change is an alteration in the structure of a compound, so the element is different than at the beginning of the experiment.
Generally, when there is a chemical change this is usually irreversible; For example, in the case of Nio, he experiments with yeast, water, and sugar, which puts it in a bottle and closes it with a balloon, this mixture of substances has resulted in a chemical change since the element is transformed in gas.
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Answer: Theory, Hypothesis
Explanation:
Theory is referred to as a system or supposition of notion or ideas that were intended in order to explain something, especially the ones that are based on principles which are independent of things required to be explained. Whereas a hypothesis is known as the proposed or put forth explanation for a process or phenomenon. A hypothesis is referred to as a scientific hypothesis if the method that is scientific can be tested.
Answer:
the misinformation effect.
Explanation:
The misinformation effect translates into the possibility of altering the precision with which we recall a witnessed event if, between the moment we observe it and the moment we report it, we are confronted with misleading information. In this case, we can say that Riva suffered the effect of misinformation, because when she read another witness's report, she came across misleading information and was confused about what she saw, which resulted in altering her memory of what happened.
Answer:
uk government and there oaw
Answer:
social, economic, and job-creating bills that greatly increased the authority of the federal government—the Federal Emergency Relief Administration
Explanation:
