Answer: C. aspirin; headaches
Explanation:
The variables in an experiment are either dependent or independent. An independent variable is the change that is introduced to test the hypothesis. A dependent variable on the other hand is the one being monitored or measured due to the introduction of other variables.
Here Headaches are the dependent variables as the experiment is to monitor whether the introduction of aspirin, the independent variable, takes headaches away.
Answer:
Ears are the organs of hearing in animals. The primary function of ears in animals is to detect sound. Big ears of some animals like elephant, rabbit keep them cool. Ears help the animals to hear the sound of predators, so that they can escape and prevent themselves from them....
The statement "Most of the families who homesteaded in the west were happy and healthy, enjoyed the work, and were rewarded with bountiful harvests." is a true statement.
This is further explained below.
<h3>What are harvests?</h3>
Generally, the time of year when agricultural crops are ready to be gathered at the beginning of the harvest.
In conclusion, Those who homesteaded in the West generally had a positive experience, with most families reporting high levels of contentment, good health, and abundant harvests.
Read more about harvests
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Answer:
Research is practical and realistic because it is based on the scientific method, which demands that research should be start with an hypothesis, that should be falsifiable (meaning that it can be proven right or wrong), followed by a scientific study in which the hypothesis is tested.
If the hypothesis is proven to be true, it does not mean that is conclusions will hold true for eternity, they could be proven wrong by further studies.
For this reason, research is both practica, because it is based on a practical method: the scientific method, and realistic, because it has a limited scope, and limited, verifiable understanding of reality, and can be proven wrong with other studies.
Answer:
Explanation:
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