<span>A) only three house flies were collected for an experiment
</span><span>Errors are what makes your measurement invalid and unreliable. There are two types of error which is called the systematic error and the random error. Each error has different sources. Words that were mentioned –invalid and unreliable are very important key aspects to determine that your measure is truly accurate and consistent. Some would recommend using the mean method, doing three trials in measuring and getting their mean, in response to this problem.</span>
Answer:
sample 1 because it's mostly made up of organic matter to help plant growth
Explanation:
A hypothesis is a likely explanation of a phenomenon or an observation. Scientists design careful experiments in order to validate the hypothesis. ... In general, it is much easier to disprove a hypothesis than prove it. Any number... A hypothesis is a likely explanation of a phenomenon or an observation
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Answer:
The process of exhalation occurs due to an elastic recoil of the lung tissue which causes a decrease in volume, resulting in increased pressure in comparison to the atmosphere; thus, air rushes out of the airway. There is no contraction of muscles during exhalation; it is considered a passive process.
Explanation: