Answer:
True
Explanation:
well I agree somehow though
In question four (4), The chemical energy in the person's body is transformed into mechanical energy
<h3>What is Transformation of Energy?</h3>
Energy transformation, is known to be the process whereby energy is to another type.
Note that energy is regarded as the amount of power that is needed to carry out any kind of work (such as Lifting a book), etc.
Other answers are:
When they peddle the bike, causing the generator to rotate. Some energy in the bike wheel is lost to thermal energy.
When the person's chemical energy runs out, you can replenish it by feeding the person food.
Learn more about mechanical energy from
brainly.com/question/17448762
All the sampling methods used in the given survey are; convenience, systematic, and voluntary sampling.
<h3>What is the sampling method used?</h3>
From the question, we see that the surveyor selects the twentieth student who enters the building.
Now, the student do not enter the building to be surveyed but instead for other reasons and as such the researcher takes advantage of that and selects them. This is a form of convenience sampling.
It is also a form of systematic sampling because the researcher selects every twentieth student and not any other.
Lastly, it is a form of Voluntary sampling because the students selected to participate in the survey are free to choose whether to participate in the survey or not.
Read more about Sampling Methods at; brainly.com/question/9910540
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